Assistant Motor Vehicle Inspector part 3

Subject: AUTOMOBILE ENGINEERING

(Question from 01 to 30)

1. The shape of single cable brake is

T-level housed.

2. What are the remedies of the cause ‘lack of brake oil’?

Top up brake oil.

3. What is the cause of brake pedal spongy fault?

Air in hydraulic system.

Improper brake system

Both above.

4. T Section is the cross section of the

brake shoe.

5. Eccentricity for ellipse is

Less than 1.

6. In which of the following methods of projection, 3-dimensional pictorial view of an objects is not seen.

Orthographic projections.

7. Wet bulb temperature is the temperature of air recorded by a thermometer, when.

Its bulb is surrounded by a wet cloth exposed to the air.

8. The following type of radiator matrices has greatest structural strength?

Tube and corrugated type.

9. ‘Damper’ is also known as.

Shock absorber.

10. The vapour compression refrigerator employs the following cycle.

Reversed Carnot.

11. The efficiency of a Carnot engine depends on.

temperatures of source and sink.

12. In compression ignition engines, swirl denotes a

Rotary motion of the gases in the chamber.

13. The knocking in spark ignition engines can be reduced by.

Retarding the spark.

Increasing the engine speed.

Both above.

14. In loop scavenging, the top of the piston is.

Contoured.

15. Which of the following is the lightest and most volatile liquid fuel?

Gasoline.

16. Compression ratio of I.C. engines are.

the ratio of volumes of air in cylinder before compression stroke and after compression stroke.

17. The working cycle in case of four stroke engine is completed in two revolutions of.

Crankshaft.

18. For steel, the ultimate strength in shear as compared to in tension is nearly.

Half.

19. The materials having same elastic properties in all directions are called.

isotropic materials.

20. The maximum frictional force which comes into play when a body just begins to slide over another surface is called.

limiting friction.

21. Center of gravity of a thin hollow cone lies on the axis at a height of

one-third of the total height above base.

22. If a number of forces act simultaneously on a particle, it is possible

to replace them by a.

single force.

23. The most common application of float system is.

To monitor the fuel tank level in motor vehicle.

24. The amount by which the actual size of a shaft is larger than the actual size of mating hole in an assembly.

Interference.

25. The section view drawing in which one fourth of an object has been marked for removal is known as a.

Half section.

26. The process of improving the cutting action of the grinding wheel is called.

Dressing.

27. In up-cut milling the work piece is fed

Against the rotating cutter.

28. If a Fe-C alloy contains less than 0.80% carbon, it is called.

Hypo eutectoid steel.

29. If the flame of the welding torch is directed towards the progress of welding, then what will you call the welding technique?

Forehand welding.

30. The crystal structure of brass is.

F.C.C.