2023 2024 Student Forum > Management Forum > Main Forum

 
  #2  
28th November 2014, 10:33 AM
Super Moderator
 
Join Date: Apr 2013
Re: DRDO Automobile Engineering Question Paper

As you want to get DRDO automobile engineering question paper so here I am giving you some questions of that paper:

1.

The condition that causes vapour locking in a brake system is
A. overheating of the fluid due to frequent brake application
B. overcooling of the brakes during high speed driving
C. keeping the vehicle without use for an extended period
D. an excessively high engine speed on a downhill road

2.

The portion of a crankshaft which rests on cylinder block is called main journal.
A. Yes B. No

3.

A baffle plate is fitted inside the oil pan to prevent the oil from splashing when it is subjected to vibration and other movement during vehicle operation.
A. True B. False

4.

The motion of the cam is transferred to the valves through
A. pistons
B. rocker arms
C. camshaft pulley
D. valve stems

5.

Which of the following symptom is caused as a result of brake disc run out ?
A. Ineffectiveness of the brakes
B. Judder during braking
C. Localized wearing of the brake pads
D. Rapid wearing of the brake pads

6.

If the engine coolant leaks into the engine oil, then engine oil
A. appears milky
B. becomes foamy
C. turns black
D. none of these

7.

The function of an alternator in an automobile is to
A. supply electric power
B. convert mechanical energy into electrical energy
C. continually recharge the battery
D. partly convert engine power into electric power

8.

A clutch is usually designed to transmit maximum torque which is
A. equal to the maximum engine torque
B. 80 per cent of the maximum engine torque
C. 150 per cent of the maximum engine torque
D. none of these

9.

What type of bearing is used for main bearings and connecting rod bearings ?
A. Ballbearings
B. Plain bearings
C. Needle roller bearing
D. Taper roller bearing

10.

It is necessary to maintain the valve clearances as they
A. reduce the resistance to sliding that occurs between the cam and the tappet
B. allow for lengthening of the valves owing to the heat of combustion
C. increase the speed at which the valves move up and down
D. make the crankshaft turn smoothly

11.

Incorrect steering axis inclination (S.A.I.) causes
A. tendency to assume toe-out orientation
B. generation of a braking effect at tight corners
C. poor recovery of the steering wheel after making a turn
D. the vehicle to pull to the side of lesser inclination

12.

In a unit type body (frameless body) design, the sheet metal parts are welded together, forming a frame work to which outer skin is attached.
A. True B. False

13.

The torque available at the contact between driving wheels and road is known as
A. brake effort
B. tractive effort
C. clutch effort
D. none of these

14.

A traction control system (TCS) in automobiles controls the
A. vibrations on the steering wheel
B. engine power during acceleration
C. torque that is transmitted by the tyres to the road surface
D. stopping distance in case of emergency

15.

In radial tyres
A. one ply layer runs diagonally one way and another layer runs diagonally the other way
B. all plies run parallel to one another and vertical to tyre bead
C. inner tubes are always used
D. none of these

16.

The oil pump is driven by the
A. camshaft
B. alternator shaft
C. crankshaft via drive belt
D. crankshaft directly

17.

In a spark plug, when the temperature of the central electrode exceeds a certain temperature, any carbon that has adhered will be burnt off, and the temperature at which this burning off carbon starts is referred to as the self cleaning temperature.
A. Correct B. Incorrect

18.

The flywheel and the pressure plate bind the clutch disc between them so that the engine and the transmission can be engaged.
A. Yes B. No

19.

The vehicle ride will be comfortable if
A. unsprung mass is kept minimum
B. sprang mass is kept minimum
C. vehicle mass is kept minimum
D. all of these

20.

The main function of intake manifold is that it
A. promotes the mixture of air and fuel
B. reduces intake noise
C. cools the intake air to a suitable temperature
D. distributes intake air equally to the cylinders

21.

Positive camber is used to compensate for wheels tilting inward due to the weight of the vehicle.
A. Yes B. No

22.

In automobiles G.V.W. refers to
A. gross vehicle width
B. gross vehicle weight
C. gross vehicle wheel base
D. gross vehicle wheel track

23.

The firing order for an in-line four cylinder I.C. engine is
A. 1-2-3-4 B. 1-3-4-2
C. 1-2-4-3 D. 1-3-2-4

24.

In a ventilated disc brake,
A. a duct directs air towards the caliper for cooling while the vehicle is moving
B. caliper is covered with cooling fins
C. disc contains many small holes for optimum cooling performance
D. disc contains radial vanes between its rubbing surfaces for optimum cooling performance

25.

The effect of having excess camber is
A. excessive steering alignment torque
B. hard steering
C. too much traction
D. uneven tyre wear
  #3  
24th March 2015, 10:36 AM
Unregistered
Guest
 
Re: DRDO Automobile Engineering Question Paper

I have applied for DRDO CEPTAM STA Automobile Engineering exam . Will you please provide the DRDO CEPTAM STA Automobile Engineering exam question paper for an idea ?
  #4  
24th March 2015, 10:37 AM
Super Moderator
 
Join Date: Apr 2013
Re: DRDO Automobile Engineering Question Paper

Here is the list of few questions of DRDO CEPTAM STA Automobile Engineering exam question paper which you are looking for .

1. Which of the following symptom is caused as a result of brake disc run out?
(a) Ineffectiveness of the brackes
(b) Judder during braking
(c) Localized wearing of the brake pads
(d) Rapid wearing of the brake pads

2. If the engine coolant leaks into the engine oil, then engine oil
(a) Appears milky
(b) Becomes foamy
(c) Turns black
(d) None of these

3. The torque available at the contact between driving wheels and road is known as
(a) Brake effort
(b) Tractive effort
(c) Clutch effort
(d) None of these

4. The oil pump is driven by the
(a) Camshaft
(b) Alternator shaft
(c) Crankshaft via drive belt
(d) Crankshaft directly

5. The petrol engines are also known as
(a) Spark ignition engines
(b) Compression ignition engines
(c) Steam engines
(d) None of these

6. The cetane rating of Diesel fuel is in the order of
(a) 90
(b) 45
(c) 70
(d) 25

7. If the air fuel mixture in a spark ignition engine is too rich, then air fuel ratio is about
(a) 13:1
(b) 17:1
(c) 15:1
(d) 10:1

8. The natural gas is compressed in a CNG cylinder at a pressure of
(a) 300 bar
(b) 200 bar
(c) 220 bar
(d) 250 bar

9. The aluminium alloy is used in cylinder blocks because
(a) It is lighter and have good heat dissipation characteristics
(b) Material cost is low
(c) It does not require any cylinder liners
(d) The piston is also made of aluminium alloy

10. What type of bearing is used for main bearings and connecting rod bearings?
(a) Ballbearings
(b) Plain bearings
(c) Needle roller bearing
(d) Taper roller bearing
Ans- 1 (b) 2 (a) 3 (b) 4 (d) 5(a) 6(b) 7(d) 8 (b) 9(a) 10 (b)
  #5  
28th September 2019, 10:36 AM
Unregistered
Guest
 
Re: DRDO Automobile Engineering Question Paper

here I am looking for DRDO Automobile Engineering Question Paper to do preparation of this exam so will you plz provide me same here ??
  #6  
28th September 2019, 10:40 AM
Super Moderator
 
Join Date: Aug 2012
Re: DRDO Automobile Engineering Question Paper

As you are asking for DRDO Automobile Engineering Question Paper , so on your demand I am providing same here :

1. Which of the following symptom is caused as a result of brake disc run out?
(a) Ineffectiveness of the brackes
(b) Judder during braking
(c) Localized wearing of the brake pads
(d) Rapid wearing of the brake pads

2. If the engine coolant leaks into the engine oil, then engine oil
(a) Appears milky
(b) Becomes foamy
(c) Turns black
(d) None of these

3. The torque available at the contact between driving wheels and road is known as
(a) Brake effort
(b) Tractive effort
(c) Clutch effort
(d) None of these

4. The oil pump is driven by the
(a) Camshaft
(b) Alternator shaft
(c) Crankshaft via drive belt
(d) Crankshaft directly

5. The petrol engines are also known as
(a) Spark ignition engines
(b) Compression ignition engines
(c) Steam engines
(d) None of these

6. The cetane rating of Diesel fuel is in the order of
(a) 90
(b) 45
(c) 70
(d) 25

7. If the air fuel mixture in a spark ignition engine is too rich, then air fuel ratio is about
(a) 13:1
(b) 17:1
(c) 15:1
(d) 10:1

8. The natural gas is compressed in a CNG cylinder at a pressure of
(a) 300 bar
(b) 200 bar
(c) 220 bar
(d) 250 bar

9. The aluminium alloy is used in cylinder blocks because
(a) It is lighter and have good heat dissipation characteristics
(b) Material cost is low
(c) It does not require any cylinder liners
(d) The piston is also made of aluminium alloy

10. What type of bearing is used for main bearings and connecting rod bearings?
(a) Ballbearings
(b) Plain bearings
(c) Needle roller bearing
(d) Taper roller bearing
Ans- 1 (b) 2 (a) 3 (b) 4 (d) 5(a) 6(b) 7(d) 8 (b) 9(a) 10 (b)

DRDO Automobile Engineering Question Paper





Last edited by sumit; 11th December 2019 at 08:52 AM.


Quick Reply
Your Username: Click here to log in

Message:
Options

Thread Tools Search this Thread



All times are GMT +5. The time now is 03:21 PM.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2024, vBulletin Solutions Inc.
SEO by vBSEO 3.6.0 PL2

1 2 3 4