Assistant Motor Vehicle Inspector part 2

Subject: AUTOMOBILE ENGINEERING

(Question from 01 to 30)

1. The example of a ‘variable venturi’ type carburetor is the

S.U. Carburetor.

2. The number of positive plates in a battery cell is

One less than the negative plates.

3. With the increase of battery temperature, the specific gravity of electrolyte

Decrease.

4. In case of engines backfiring, the PCV valves

Closes.

5. The three-way catalytic converter, the first converter controls

oxides of nitrogen.

6. In frames, the impact load is taken by

Bumper.

7. Type of frame preferred for a rear engine automobile is

Backbone frame.

8. A thick oil film establishes between a journal and the bearing bush according to

Hydrodynamic lubrication theory

9. A high volatile petrol is desired for

Easy starting.

10. A super premium grade petrol is prepared by blending large proportion of

Alkylated gasoline.

11. Multiple jet compensation is a provision for

Overcoming difficulties at different speeds in petrol engines.

12. A car is negotiating a leftward curve. In this case

The right-side wheels will be the outer wheels.

13. The direction of flow of water through the radiator of a thermo syphon cooling system is from the

Back to the front.

14. The function of a first compression ring (top ring) is that it

Maintain a seal and prevents escape of burned gases and loss of pressure in the combustion chamber.

15. The path taken by intake air is

Air cleaner carburetor (or throttle body) intake manifold intake ports cylinder.

16. Which law states that the internal energy of a gas is a function of temperature?

Joule’s law.

17. Absolute zero pressure will occur

When molecular momentum of the system becomes zero.

18. In M.P.F.I. engine which component is not present?

Carburetor.

But present Spark Plug, Ignition system, E.C.M.

19. What is meant by A.B.S.?

Antilock Braking System.

20. The following is not a friction clutch

Fluid Clutch.

But friction clutch is Centrifugal Clutch, Cone Clutch, Disc Clutch etc.

21. In Disc Clutch, engine flywheel acts as a

Driving plate.

22. Overdrive is placed

In between propeller shaft and gear box.

23. Orsat meter is used for

Volumetric analysis of the flue gases

24. The following represents the correct specification of a tyre

155-80-R-13.

25. Drive (Live) axles

Are simple beams which supports the vehicle.

Are usually the front axles.

Contain differential.

So, answer is All of the above.

26. The stabilizers (sway bars) are

Alloy steel bars.

Used to connect shock absorber operating arms.

Placed parallel to cross members.

So, answer is All of the above.

27. It is necessary to maintain the valve clearances as they

Allow for lengthening of the valve owing to the heat of combustion.

28. The oil consumption may be high due to the reason

Loose bearing.

Tapered or cut of round cylinders.

So, answer is All are correct.

29. The valve seat made in the engine is

Narrow seat.

30. The cause of the fault ‘Clutch Grabbing’ is

Oily Clutch facing.