Education and Career Forum

Hi dear,

i am providing some questions of year 2008-2009:
1. Two free parallel wires carrying current in the opposite directions

(a) Attract each other
(b) Repel each other
(c) Do not effect each other
(d) Get rotated to be perpendicular to each other
Ans.(b)
2. All the magnetic materials looses their magnetic property when

(a) Dipped in water
(b) Dipped in oil
(c) Brought near piece of iron
(d) Strongly heated

Ans.(d)
3. Potassium paramagnet is used for

(a) Dechlorination
(b) Improving colour
(c) Reducing acidity
(d) Reducing hardness

Ans.(b)
4. Which of the following material has the highest carbon percentage?

(a) Cast iron
(b) Mild steel
(c) High carbon steel
(d) Stainless steel

Ans.(a)
5. Which of the following paints is most fire resistant

(a) Bituminous paint
(b) Asbestos paint
(c) Aluminum paint
(d) Synthetic paint

Ans.(b)

6. The gas which is mainly responsible for the explosion in sewers is

(a) Methane
(b) Ethane
(c) Ammonia
(d) Carbon- monoxide

Ans.(d)
7. The Wind screen of car made of

(a) Sheet glass
(b) Wired glass
(c) Laminated glass
(d) Flint glass

Ans.(c)
8. Which of the welding process is used for welding of structures?

(a) Gas welding
(b) Fusion welding
(c) Thermic welding
(d) Arc welding

Ans.(d)
9. In a d.c generator, following losses will be minimum

(a) Copper loss
(b) Iron loss
(c) Friction loss
(d) Shunt field copper loss

Ans.(b)
10. Corona loss is less when the shape of the conductor is

(a) Circular
(b) Flat
(c) Oval
(d) Independent of shape

Ans.(a)

11. The core of the transformer is assembled with laminated sheet so as to reduce

(a) Hysteresis loss
(b) Copper loss
(c) Magnetic noise
(d) Eddy current loss

Ans.(d)
12. Which of the following instrument is used for measuring the rate of flow of liquid of pipes

(a) Hydro meter
(b) Venturi meter
(c) Viscometer
(d) Falter pump

Ans.(b)
13. The proper use of lubricants cannot reduce

(a) Static friction
(b) Inertia
(c) Sliding friction
(d) Rolling friction

Ans.(b)
14. Infra red radiation can be detected by

(a) Spectrometer
(b) Pyrometer
(c) Nanometer
(d) Photometer

Ans.(b)
15. Which of the following is used in optical fibers

(a) Total internal reflection
(b) Scattering
(c) Diffraction
(d) Refraction

Ans.(a)

16. Metal attains super- conduction properties below the temperature of

(a) 0 deg K
(b) 100 deg C
(c) 100 deg K
(d) 10 deg K

Ans.(d)
17. Powder clinges to the skin because of following property

(a) Adhesion
(b) Cohesion
(c) Surface tension
(d) Capillary action

Ans.(a)
18. The sparking at the brushes in the d.c generator is attributed to

(a) Quick reversal of current
(b) Reactance voltage
(c) Armature reaction
(d) High resistance of the brushes

Ans.(c)
19. D.C series motor should always be started with load because

(a) At no load it will rotate at dangerously high speed
(b) At no load it will not develop high starting torque
(c) It cannot start without load
(d) It draw a small amount of current at no load

Ans.(a)
20. A tunnel diode is

(a) High resistivity p-n junction diode
(b) A slow switching device
(c) An amplifying device
(d) A very heavily doped p-n junction diode

Ans.(d)

21. The effective channel length of a MOSFET in saturation decreases with increase in

(a) Gate voltage
(b) Drain voltage
(c) Source voltage
(d) Body voltage

Ans. (b)
22. The ON voltage and forward breakover voltage of an SCR depends on the

(a) Gate current alone
(b) Band gap of the semiconductor alone
(c) Gate current and the semiconductor band gap respectively
(d) Semiconductor bandgap and the gate current respectively

Ans.(c)
23. Negative feedback in amplifier

(a) Improves the signal to noise ratio at the input
(b) Improves the signal to noise ratio at the output
(c) Does not affect the signal to noise ratio at the output
(d) Reduce the distortion.

Ans.(b)
24. An ideal Op- Amp is an ideal

(a) Voltage controlled current source
(b) Voltage controlled voltage source
(c) Current controlled current source
(d) Current controlled voltage source

Ans.(b)
25. One of the following types of noise becomes of great importance at high frequencies. It is the

(a) Shot noise
(b) Random noise
(c) Impulse noise
(d) Transit- time noise

Ans.(d)

26. Piezoelectricity effect is the polarization of a dielectric under the influence of

(a) Light
(b) Mechanical stress
(c) Electrical stress
(d) Heat

Ans.(b)
27. Entropy of mixture of two gases after sudden mixing is

(a) Greater than
(b) Less than
(c) Same as sum of entropy of individual gases
(d) Unpredictable

Ans.(a)
28. If air filter is removed in a petrol engine, the air/fuel ratio will

(a) Increase
(b) Decrease
(c) Increase and decrease
(d) Remains unchanged

Ans.(a)
29. In a two stage compression , inter -cooling is used for

(a) Reducing work of compression in the first stage
(b) Reducing temperature in the first stage
(c) Reduced work in the second stage
(d) Reducing work and temperature in the second stage

Ans.(d)
30. Which component of refrigeration system controls the flow of refrigerant

(a) Expansion valve
(b) Condenser
(c) Compressor
(d) Evaporator

Ans.(a)

31. Laser beam welding has widest application in

(a) Mass production in heavy industry
(b) Jobbing industry
(c) Electronic industry
(d) Structure and bridge work

Ans.(c)
32. In Equation x-2y+3z=0 and 2x+5y+3z=0, y equals

(a) 0
(b) 1
(c) 2
(d) 3

Ans.(a)
33. If a system of equation has one or more solution it is called

(a) Compatible
(b) Consistent
(c) Homogeneous
(d) Simultaneous

Ans.(b)
34. In a microprocessor the register which holds the address of the next instruction to be fetched is

(a) Accumulator
(b) Program counter
(c) Stack pointer
(d) Instruction register

Ans.(b)
35. The mnemonics used in writing a program is called

(a) Assembly language
(b) Fetch cycle
(c) Microinstruction
(d) Object program

Ans.(a)

36. For which of the following devices, is DMA the most suitable
(a) Keyboard
(b) Mouse
(c) Joy stick
(d) Hard stick

Ans.(d)

37. In real time operating system, which of the following is the most suitable scheduling scheme?

(a) Round robin
(b) First come first served
(c) Random scheduling
(d) Preemptive

Ans.(d)
38. In client –server system , data is usually stored on the

(a) Server
(b) Client
(c) Network
(d) None of the above

Ans.(a)
39. Identify the natural

(a) LISP
(b) PROLOG
(c) Both (a) and (b)
(d) Neither (a) and (b)

Ans.(c)
40. An interrupt that can temporarily ignored by the counter is known as

(a) Vectored interrupt
(b) Non – maskable interrupt
(c) Maskable interrupt
(d) Low priority interrupt

Ans.(c)

Thanks

IF ANYONE HAS ANY PREVIOUS PAPERS.....PLEASE PLEASE MAIL ME...
MECHANICAL PAPERS.........
YOU CAN MAIL ME on [email protected]
THANKS ALOT...
IT WILL BE A GREAT HELP FOR ME...
THANKS

Hello....friends pls send me previous years ONGC papers.......my email id is [email protected]....

HELLO SIR SEND ME ONGC PREVIOUS YEARS PAPERS....MY ID IS [email protected]

sir pls send me Previous solved papers of ONGC (Mechanical Engineering) to my mail id ([email protected])

I am Shraddha from Maharashtra. Plz send m previous years papers of Ongc- written test of GK and technical section. My email ID is [email protected]

Did any one of u got any sample or previous year papers for mechanical engg...if yes than pls forward me also on my email id- [email protected]

did anyone received any papers....pls forward it to me also,my email id [email protected]

Originally Posted by Unregistered

Hey guys, I have appeared in this exam previously.

u have appeared in this paper,,,,,,, wat is the best source to prepare it

sir i am going to appear for ongc 2011 graduate trainee.. can any one please send me previous years papers for mechanical section....my email id [email protected]

Re: Previous solved papers of ONGC (Mechanical Engineering)

sir i am going to appear for ongc 2011.. please send me previous years papersand answer for mechanical....my email id [email protected]

Please anyone send me the previous solved papers of ONGC (Mechanical Engineering) at my email id [email protected]

Dear sir, pls send previous question papers in my email id. [email protected]
Also pls advise me that quantiive apitude queation is asking or not.

ONGC exam consists of 2 sections:
1.General Knowledge
2.Technical Knowledge

All are multiple choice questions only

You can download sample papers from way2freshers.com

can you plz send me some sample papers for ongc gt-2011
[email protected]

sir i am going to appear for ongc 2011.. please send me previous years papers for mechanical....my email id
[email protected]

HI dear,


i am providing some questions of year 2008-2009:
1. Two free parallel wires carrying current in the opposite directions

(a) Attract each other
(b) Repel each other
(c) Do not effect each other
(d) Get rotated to be perpendicular to each other
Ans.(b)
2. All the magnetic materials looses their magnetic property when

(a) Dipped in water
(b) Dipped in oil
(c) Brought near piece of iron
(d) Strongly heated

Ans.(d)
3. Potassium paramagnet is used for

(a) Dechlorination
(b) Improving colour
(c) Reducing acidity
(d) Reducing hardness

Ans.(b)
4. Which of the following material has the highest carbon percentage?

(a) Cast iron
(b) Mild steel
(c) High carbon steel
(d) Stainless steel

Ans.(a)
5. Which of the following paints is most fire resistant

(a) Bituminous paint
(b) Asbestos paint
(c) Aluminum paint
(d) Synthetic paint

Ans.(b)

6. The gas which is mainly responsible for the explosion in sewers is

(a) Methane
(b) Ethane
(c) Ammonia
(d) Carbon- monoxide

Ans.(d)
7. The Wind screen of car made of

(a) Sheet glass
(b) Wired glass
(c) Laminated glass
(d) Flint glass

Ans.(c)
8. Which of the welding process is used for welding of structures?

(a) Gas welding
(b) Fusion welding
(c) Thermic welding
(d) Arc welding

Ans.(d)
9. In a d.c generator, following losses will be minimum

(a) Copper loss
(b) Iron loss
(c) Friction loss
(d) Shunt field copper loss

Ans.(b)
10. Corona loss is less when the shape of the conductor is

(a) Circular
(b) Flat
(c) Oval
(d) Independent of shape

Ans.(a)

11. The core of the transformer is assembled with laminated sheet so as to reduce

(a) Hysteresis loss
(b) Copper loss
(c) Magnetic noise
(d) Eddy current loss

Ans.(d)
12. Which of the following instrument is used for measuring the rate of flow of liquid of pipes

(a) Hydro meter
(b) Venturi meter
(c) Viscometer
(d) Falter pump

Ans.(b)
13. The proper use of lubricants cannot reduce

(a) Static friction
(b) Inertia
(c) Sliding friction
(d) Rolling friction

Ans.(b)
14. Infra red radiation can be detected by

(a) Spectrometer
(b) Pyrometer
(c) Nanometer
(d) Photometer

Ans.(b)
15. Which of the following is used in optical fibers

(a) Total internal reflection
(b) Scattering
(c) Diffraction
(d) Refraction

Ans.(a)

16. Metal attains super- conduction properties below the temperature of

(a) 0 deg K
(b) 100 deg C
(c) 100 deg K
(d) 10 deg K

Ans.(d)
17. Powder clinges to the skin because of following property

(a) Adhesion
(b) Cohesion
(c) Surface tension
(d) Capillary action

Ans.(a)
18. The sparking at the brushes in the d.c generator is attributed to

(a) Quick reversal of current
(b) Reactance voltage
(c) Armature reaction
(d) High resistance of the brushes

Ans.(c)
19. D.C series motor should always be started with load because

(a) At no load it will rotate at dangerously high speed
(b) At no load it will not develop high starting torque
(c) It cannot start without load
(d) It draw a small amount of current at no load

Ans.(a)
20. A tunnel diode is

(a) High resistivity p-n junction diode
(b) A slow switching device
(c) An amplifying device
(d) A very heavily doped p-n junction diode

Ans.(d)

21. The effective channel length of a MOSFET in saturation decreases with increase in

(a) Gate voltage
(b) Drain voltage
(c) Source voltage
(d) Body voltage

Ans. (b)
22. The ON voltage and forward breakover voltage of an SCR depends on the

(a) Gate current alone
(b) Band gap of the semiconductor alone
(c) Gate current and the semiconductor band gap respectively
(d) Semiconductor bandgap and the gate current respectively

Ans.(c)
23. Negative feedback in amplifier

(a) Improves the signal to noise ratio at the input
(b) Improves the signal to noise ratio at the output
(c) Does not affect the signal to noise ratio at the output
(d) Reduce the distortion.

Ans.(b)
24. An ideal Op- Amp is an ideal

(a) Voltage controlled current source
(b) Voltage controlled voltage source
(c) Current controlled current source
(d) Current controlled voltage source

Ans.(b)
25. One of the following types of noise becomes of great importance at high frequencies. It is the

(a) Shot noise
(b) Random noise
(c) Impulse noise
(d) Transit- time noise

Ans.(d)

26. Piezoelectricity effect is the polarization of a dielectric under the influence of

(a) Light
(b) Mechanical stress
(c) Electrical stress
(d) Heat

Ans.(b)
27. Entropy of mixture of two gases after sudden mixing is

(a) Greater than
(b) Less than
(c) Same as sum of entropy of individual gases
(d) Unpredictable

Ans.(a)
28. If air filter is removed in a petrol engine, the air/fuel ratio will

(a) Increase
(b) Decrease
(c) Increase and decrease
(d) Remains unchanged

Ans.(a)
29. In a two stage compression , inter -cooling is used for

(a) Reducing work of compression in the first stage
(b) Reducing temperature in the first stage
(c) Reduced work in the second stage
(d) Reducing work and temperature in the second stage

Ans.(d)
30. Which component of refrigeration system controls the flow of refrigerant

(a) Expansion valve
(b) Condenser
(c) Compressor
(d) Evaporator

Ans.(a)

31. Laser beam welding has widest application in

(a) Mass production in heavy industry
(b) Jobbing industry
(c) Electronic industry
(d) Structure and bridge work

Ans.(c)
32. In Equation x-2y+3z=0 and 2x+5y+3z=0, y equals

(a) 0
(b) 1
(c) 2
(d) 3

Ans.(a)
33. If a system of equation has one or more solution it is called

(a) Compatible
(b) Consistent
(c) Homogeneous
(d) Simultaneous

Ans.(b)
34. In a microprocessor the register which holds the address of the next instruction to be fetched is

(a) Accumulator
(b) Program counter
(c) Stack pointer
(d) Instruction register

Ans.(b)
35. The mnemonics used in writing a program is called

(a) Assembly language
(b) Fetch cycle
(c) Microinstruction
(d) Object program

Ans.(a)

36. For which of the following devices, is DMA the most suitable
(a) Keyboard
(b) Mouse
(c) Joy stick
(d) Hard stick

Ans.(d)

37. In real time operating system, which of the following is the most suitable scheduling scheme?

(a) Round robin
(b) First come first served
(c) Random scheduling
(d) Preemptive

Ans.(d)
38. In client –server system , data is usually stored on the

(a) Server
(b) Client
(c) Network
(d) None of the above

Ans.(a)
39. Identify the natural

(a) LISP
(b) PROLOG
(c) Both (a) and (b)
(d) Neither (a) and (b)

Ans.(c)
40. An interrupt that can temporarily ignored by the counter is known as

(a) Vectored interrupt
(b) Non – maskable interrupt
(c) Maskable interrupt
(d) Low priority interrupt

Ans.(c)

Thanks

Hello sir plz help me.....i want old sample papers and syllabus for mech engg in ongc exam held on 18 sep 2011.
my id is [email protected]

hi sir i m preparing for ongc exam pls send me previous papers of mechanical enggi pls mail it to [email protected]

Hi dear,

i am providing some questions of year 2008-2009:
1. Two free parallel wires carrying current in the opposite directions

(a) Attract each other
(b) Repel each other
(c) Do not effect each other
(d) Get rotated to be perpendicular to each other
Ans.(b)
2. All the magnetic materials looses their magnetic property when

(a) Dipped in water
(b) Dipped in oil
(c) Brought near piece of iron
(d) Strongly heated

Ans.(d)
3. Potassium paramagnet is used for

(a) Dechlorination
(b) Improving colour
(c) Reducing acidity
(d) Reducing hardness

Ans.(b)
4. Which of the following material has the highest carbon percentage?

(a) Cast iron
(b) Mild steel
(c) High carbon steel
(d) Stainless steel

Ans.(a)
5. Which of the following paints is most fire resistant

(a) Bituminous paint
(b) Asbestos paint
(c) Aluminum paint
(d) Synthetic paint

Ans.(b)

6. The gas which is mainly responsible for the explosion in sewers is

(a) Methane
(b) Ethane
(c) Ammonia
(d) Carbon- monoxide

Ans.(d)
7. The Wind screen of car made of

(a) Sheet glass
(b) Wired glass
(c) Laminated glass
(d) Flint glass

Ans.(c)
8. Which of the welding process is used for welding of structures?

(a) Gas welding
(b) Fusion welding
(c) Thermic welding
(d) Arc welding

Ans.(d)
9. In a d.c generator, following losses will be minimum

(a) Copper loss
(b) Iron loss
(c) Friction loss
(d) Shunt field copper loss

Ans.(b)
10. Corona loss is less when the shape of the conductor is

(a) Circular
(b) Flat
(c) Oval
(d) Independent of shape

Ans.(a)

11. The core of the transformer is assembled with laminated sheet so as to reduce

(a) Hysteresis loss
(b) Copper loss
(c) Magnetic noise
(d) Eddy current loss

Ans.(d)
12. Which of the following instrument is used for measuring the rate of flow of liquid of pipes

(a) Hydro meter
(b) Venturi meter
(c) Viscometer
(d) Falter pump

Ans.(b)
13. The proper use of lubricants cannot reduce

(a) Static friction
(b) Inertia
(c) Sliding friction
(d) Rolling friction

Ans.(b)
14. Infra red radiation can be detected by

(a) Spectrometer
(b) Pyrometer
(c) Nanometer
(d) Photometer

Ans.(b)
15. Which of the following is used in optical fibers

(a) Total internal reflection
(b) Scattering
(c) Diffraction
(d) Refraction

Ans.(a)

16. Metal attains super- conduction properties below the temperature of

(a) 0 deg K
(b) 100 deg C
(c) 100 deg K
(d) 10 deg K

Ans.(d)
17. Powder clinges to the skin because of following property

(a) Adhesion
(b) Cohesion
(c) Surface tension
(d) Capillary action

Ans.(a)
18. The sparking at the brushes in the d.c generator is attributed to

(a) Quick reversal of current
(b) Reactance voltage
(c) Armature reaction
(d) High resistance of the brushes

Ans.(c)
19. D.C series motor should always be started with load because

(a) At no load it will rotate at dangerously high speed
(b) At no load it will not develop high starting torque
(c) It cannot start without load
(d) It draw a small amount of current at no load

Ans.(a)
20. A tunnel diode is

(a) High resistivity p-n junction diode
(b) A slow switching device
(c) An amplifying device
(d) A very heavily doped p-n junction diode

Ans.(d)

21. The effective channel length of a MOSFET in saturation decreases with increase in

(a) Gate voltage
(b) Drain voltage
(c) Source voltage
(d) Body voltage

Ans. (b)
22. The ON voltage and forward breakover voltage of an SCR depends on the

(a) Gate current alone
(b) Band gap of the semiconductor alone
(c) Gate current and the semiconductor band gap respectively
(d) Semiconductor bandgap and the gate current respectively

Ans.(c)
23. Negative feedback in amplifier

(a) Improves the signal to noise ratio at the input
(b) Improves the signal to noise ratio at the output
(c) Does not affect the signal to noise ratio at the output
(d) Reduce the distortion.

Ans.(b)
24. An ideal Op- Amp is an ideal

(a) Voltage controlled current source
(b) Voltage controlled voltage source
(c) Current controlled current source
(d) Current controlled voltage source

Ans.(b)
25. One of the following types of noise becomes of great importance at high frequencies. It is the

(a) Shot noise
(b) Random noise
(c) Impulse noise
(d) Transit- time noise

Ans.(d)

26. Piezoelectricity effect is the polarization of a dielectric under the influence of

(a) Light
(b) Mechanical stress
(c) Electrical stress
(d) Heat

Ans.(b)
27. Entropy of mixture of two gases after sudden mixing is

(a) Greater than
(b) Less than
(c) Same as sum of entropy of individual gases
(d) Unpredictable

Ans.(a)
28. If air filter is removed in a petrol engine, the air/fuel ratio will

(a) Increase
(b) Decrease
(c) Increase and decrease
(d) Remains unchanged

Ans.(a)
29. In a two stage compression , inter -cooling is used for

(a) Reducing work of compression in the first stage
(b) Reducing temperature in the first stage
(c) Reduced work in the second stage
(d) Reducing work and temperature in the second stage

Ans.(d)
30. Which component of refrigeration system controls the flow of refrigerant

(a) Expansion valve
(b) Condenser
(c) Compressor
(d) Evaporator

Ans.(a)

31. Laser beam welding has widest application in

(a) Mass production in heavy industry
(b) Jobbing industry
(c) Electronic industry
(d) Structure and bridge work

Ans.(c)
32. In Equation x-2y+3z=0 and 2x+5y+3z=0, y equals

(a) 0
(b) 1
(c) 2
(d) 3

Ans.(a)
33. If a system of equation has one or more solution it is called

(a) Compatible
(b) Consistent
(c) Homogeneous
(d) Simultaneous

Ans.(b)
34. In a microprocessor the register which holds the address of the next instruction to be fetched is

(a) Accumulator
(b) Program counter
(c) Stack pointer
(d) Instruction register

Ans.(b)
35. The mnemonics used in writing a program is called

(a) Assembly language
(b) Fetch cycle
(c) Microinstruction
(d) Object program

Ans.(a)

36. For which of the following devices, is DMA the most suitable
(a) Keyboard
(b) Mouse
(c) Joy stick
(d) Hard stick

Ans.(d)

37. In real time operating system, which of the following is the most suitable scheduling scheme?

(a) Round robin
(b) First come first served
(c) Random scheduling
(d) Preemptive

Ans.(d)
38. In client –server system , data is usually stored on the

(a) Server
(b) Client
(c) Network
(d) None of the above

Ans.(a)
39. Identify the natural

(a) LISP
(b) PROLOG
(c) Both (a) and (b)
(d) Neither (a) and (b)

Ans.(c)
40. An interrupt that can temporarily ignored by the counter is known as

(a) Vectored interrupt
(b) Non – maskable interrupt
(c) Maskable interrupt
(d) Low priority interrupt

Ans.(c)

Thanks

production engineer is eligible to apply in production and mechanical and drilling branch?

HELLO,SIR I M ATUL PATEL PLZ SEND ME OLD ONGC EXAM PAPER ON MY EMAIL [email protected]

sir i am going to appear for ongc 2011.. please send me previous years papers for mechanical....my email id [email protected]

if any body have the latest model paper of ongc pls send me on [email protected]

hiiiiiiiiiii

i want 2 know ....how written in nontechnical paper of ongc prepaped.
plz help me..
thanks..
my email [email protected]

hi sir plz send me last year ques. paper of ongc m appering 18 spt 2011 test my id [email protected]

sir please send me previous year paper of ongc for mech. engg. ...my email id is [email protected]

Please send me ONGC previous question papers with solution.my email is [email protected]

I Will appearing the ONGC GT Exam 18th sept. 2011, could you plz send me the old question and answer paper(mechanical enjineering)
on my email id, [email protected]

sir i am going to appear for ongc 2011.. please send me previous years papers for mechanical....my email id [email protected],[email protected]

Re: Previous solved papers of ONGC (Mechanical Engineering)


sir i am going to appear for ongc 2011.. please send me previous years papers for mechanical....my email id [email protected],[email protected]

Sir i am going to appear for ongc 2011.... please send me previous yeras papers for electrical..... my email id [email protected]

plz provide me the previous papers of ongc for mechanical, specially descriptive type my id is [email protected]

Originally Posted by 9A2M00

i am providing some questions of year 2008-2009:
1. Two free parallel wires carrying current in the opposite directions

(a) Attract each other
(b) Repel each other
(c) Do not effect each other
(d) Get rotated to be perpendicular to each other
Ans.(b)
2. All the magnetic materials looses their magnetic property when

(a) Dipped in water
(b) Dipped in oil
(c) Brought near piece of iron
(d) Strongly heated

Ans.(d)
3. Potassium paramagnet is used for

(a) Dechlorination
(b) Improving colour
(c) Reducing acidity
(d) Reducing hardness

Ans.(b)
4. Which of the following material has the highest carbon percentage?

(a) Cast iron
(b) Mild steel
(c) High carbon steel
(d) Stainless steel

Ans.(a)
5. Which of the following paints is most fire resistant

(a) Bituminous paint
(b) Asbestos paint
(c) Aluminum paint
(d) Synthetic paint

Ans.(b)

6. The gas which is mainly responsible for the explosion in sewers is

(a) Methane
(b) Ethane
(c) Ammonia
(d) Carbon- monoxide

Ans.(d)
7. The Wind screen of car made of

(a) Sheet glass
(b) Wired glass
(c) Laminated glass
(d) Flint glass

Ans.(c)
8. Which of the welding process is used for welding of structures?

(a) Gas welding
(b) Fusion welding
(c) Thermic welding
(d) Arc welding

Ans.(d)
9. In a d.c generator, following losses will be minimum

(a) Copper loss
(b) Iron loss
(c) Friction loss
(d) Shunt field copper loss

Ans.(b)
10. Corona loss is less when the shape of the conductor is

(a) Circular
(b) Flat
(c) Oval
(d) Independent of shape

Ans.(a)

11. The core of the transformer is assembled with laminated sheet so as to reduce

(a) Hysteresis loss
(b) Copper loss
(c) Magnetic noise
(d) Eddy current loss

Ans.(d)
12. Which of the following instrument is used for measuring the rate of flow of liquid of pipes

(a) Hydro meter
(b) Venturi meter
(c) Viscometer
(d) Falter pump

Ans.(b)
13. The proper use of lubricants cannot reduce

(a) Static friction
(b) Inertia
(c) Sliding friction
(d) Rolling friction

Ans.(b)
14. Infra red radiation can be detected by

(a) Spectrometer
(b) Pyrometer
(c) Nanometer
(d) Photometer

Ans.(b)
15. Which of the following is used in optical fibers

(a) Total internal reflection
(b) Scattering
(c) Diffraction
(d) Refraction

Ans.(a)

16. Metal attains super- conduction properties below the temperature of

(a) 0 deg K
(b) 100 deg C
(c) 100 deg K
(d) 10 deg K

Ans.(d)
17. Powder clinges to the skin because of following property

(a) Adhesion
(b) Cohesion
(c) Surface tension
(d) Capillary action

Ans.(a)
18. The sparking at the brushes in the d.c generator is attributed to

(a) Quick reversal of current
(b) Reactance voltage
(c) Armature reaction
(d) High resistance of the brushes

Ans.(c)
19. D.C series motor should always be started with load because

(a) At no load it will rotate at dangerously high speed
(b) At no load it will not develop high starting torque
(c) It cannot start without load
(d) It draw a small amount of current at no load

Ans.(a)
20. A tunnel diode is

(a) High resistivity p-n junction diode
(b) A slow switching device
(c) An amplifying device
(d) A very heavily doped p-n junction diode

Ans.(d)

21. The effective channel length of a MOSFET in saturation decreases with increase in

(a) Gate voltage
(b) Drain voltage
(c) Source voltage
(d) Body voltage

Ans. (b)
22. The ON voltage and forward breakover voltage of an SCR depends on the

(a) Gate current alone
(b) Band gap of the semiconductor alone
(c) Gate current and the semiconductor band gap respectively
(d) Semiconductor bandgap and the gate current respectively

Ans.(c)
23. Negative feedback in amplifier

(a) Improves the signal to noise ratio at the input
(b) Improves the signal to noise ratio at the output
(c) Does not affect the signal to noise ratio at the output
(d) Reduce the distortion.

Ans.(b)
24. An ideal Op- Amp is an ideal

(a) Voltage controlled current source
(b) Voltage controlled voltage source
(c) Current controlled current source
(d) Current controlled voltage source

Ans.(b)
25. One of the following types of noise becomes of great importance at high frequencies. It is the

(a) Shot noise
(b) Random noise
(c) Impulse noise
(d) Transit- time noise

Ans.(d)

26. Piezoelectricity effect is the polarization of a dielectric under the influence of

(a) Light
(b) Mechanical stress
(c) Electrical stress
(d) Heat

Ans.(b)
27. Entropy of mixture of two gases after sudden mixing is

(a) Greater than
(b) Less than
(c) Same as sum of entropy of individual gases
(d) Unpredictable

Ans.(a)
28. If air filter is removed in a petrol engine, the air/fuel ratio will

(a) Increase
(b) Decrease
(c) Increase and decrease
(d) Remains unchanged

Ans.(a)
29. In a two stage compression , inter -cooling is used for

(a) Reducing work of compression in the first stage
(b) Reducing temperature in the first stage
(c) Reduced work in the second stage
(d) Reducing work and temperature in the second stage

Ans.(d)
30. Which component of refrigeration system controls the flow of refrigerant

(a) Expansion valve
(b) Condenser
(c) Compressor
(d) Evaporator

Ans.(a)

31. Laser beam welding has widest application in

(a) Mass production in heavy industry
(b) Jobbing industry
(c) Electronic industry
(d) Structure and bridge work

Ans.(c)
32. In Equation x-2y+3z=0 and 2x+5y+3z=0, y equals

(a) 0
(b) 1
(c) 2
(d) 3

Ans.(a)
33. If a system of equation has one or more solution it is called

(a) Compatible
(b) Consistent
(c) Homogeneous
(d) Simultaneous

Ans.(b)
34. In a microprocessor the register which holds the address of the next instruction to be fetched is

(a) Accumulator
(b) Program counter
(c) Stack pointer
(d) Instruction register

Ans.(b)
35. The mnemonics used in writing a program is called

(a) Assembly language
(b) Fetch cycle
(c) Microinstruction
(d) Object program

Ans.(a)

36. For which of the following devices, is DMA the most suitable
(a) Keyboard
(b) Mouse
(c) Joy stick
(d) Hard stick

Ans.(d)

37. In real time operating system, which of the following is the most suitable scheduling scheme?

(a) Round robin
(b) First come first served
(c) Random scheduling
(d) Preemptive

Ans.(d)
38. In client –server system , data is usually stored on the

(a) Server
(b) Client
(c) Network
(d) None of the above

Ans.(a)
39. Identify the natural

(a) LISP
(b) PROLOG
(c) Both (a) and (b)
(d) Neither (a) and (b)

Ans.(c)
40. An interrupt that can temporarily ignored by the counter is known as

(a) Vectored interrupt
(b) Non – maskable interrupt
(c) Maskable interrupt
(d) Low priority interrupt

Ans.(c)

nice collection...........

hi...need help for interview preparation...if any one can suggest something, it will be really nice.. :)

hello sir i am mehul vandre appearing in ongc exam to be held in vadodara on 27.11.2011 so can u help me out if u send me previous General Awareness papaer n last year solved xam papers to my mail
my mail id is: [email protected]

will interview marks be the sole criteria for final selection or will they consider the written exam marks

Sir please send me previous papers for mechanical...email id [email protected]

i am going to apper for ONGC written exam...plz send me previous yrs quetion papers...my email id is [email protected]

hiii everyone!!!
can anyone send me previous papers(mechanical) and books to be followed to crack ONGC GT2012.
[email protected]

Hi please send me the solved model question paper for ONGC written test

sir i am going to appear for ongc gt 2012 exam so please send me previous year question papers for mechanical at [email protected]

sir plz send the previous years placement papers of ongc for mechanical stream. My email id is [email protected]

hlo my name chirag i need ongc & railway previous year papers please snd me my email id
is- [email protected]

Could you mail me the question pattern that ONGC might ask to
[email protected]

Hello Friend,

General Awareness : 50marks
>>>> 50 Objective questions
>>>> 2 Descriptive Questions

Subjective- 100 Marks
>>>> 75 Objective questions
>>>> 2 descriptive questions

Paper Attached In This Post.

All The Best!!!!!!

hi dear,
ONGC has announced recruitment of Graduate Trainees 2009. The selection will be on the basis of a written exam and interview. The test pattern is given below. It is a tough exam and one needs to study hard to get through.
Test Duration:
3 hours
Sections of Exam:
Test is objective as well as subjective (descriptive):
1) General Awareness (50 Marks):
a. 50 Objective Questions (40 to be attempted, 1 Mark each)
b. 2 Descriptive Type Questions (5 Marks Each)
2) Subject Specialization (100 Marks)
a. 75 Objective Questions (60 to be attempted, 1.5 mark each)
b. 2 Descriptive Type Questions (5 Marks Each)
The specialization section has questions from the discipline in which the candidate has completed the degree for eligibility e.g. Electrical, Mechanical etc.

Engineering Sample Question Papers:
Electrical Specialization Sample Questions
Computers Specialization Sample Questions
Micro Processors Specialization Sample Questions
Instrumentation Specialization Sample Questions
Network Transmission Sample Questions
Communication Specialization Sample Questions
Control Systems Specialization Sample Questions
Books for Engineering Exams

Sample Question Papers:
Quantitative Aptitude:
Arithmetic Sample Paper
Previous Paper for Quantitative Aptitude
Mental Ability and Reasoning:
Mental Ability Sample Paper
Reasoning Sample Paper
Previous Paper for Reasoning
General Awareness (GK):
Current GK 2009 - 2010
Sample Paper for General Knowledge

thanks

Hello Sir, I am Amit patel
I applied in ongc as assistant technician mechanical.
Sir help me about written test examination paper (solved) for last 5 year.
Sir give me on my mail id : [email protected] or [email protected] Please help me.
Regards
Amit Patel
9978486760

I am going for ongc exam on date-26/05/2013 ,my post is Assistant Engineer {Mechanical},i req que&anser paper solution set for this exam please...
My E-mail ID : [email protected]

hai sir please send ongc previous year papers for mechanical stream........my email id is [email protected] sir