Automobile Engineering MCQs Set1

1. In commercial vehicle layouts engine is located forward, rear or under floor mainly to
2. The type of air cycle used in diesel engine is called
3. During suction stroke the pressure inside the cylinder is
4. During compression stroke the air is compressed according to
5. The heat is added in the cycle at ____ .
6. The fuel injected when pressure in the cylinder reaches the point ........... on the curve
7. The crankcase scavenging the the crankcase or underside of the piston acts as
8. The two-stroke engine has valve ports in the
9. The temperature of the piston will be more at
10. Connecting rods are generally of the following from
11. For petrol engines the nominal compression ratio will vary between
12. For diesel engines the nominal compression ratio is from
13. One of the major causes of FHP in an engine is
14. Engine torque is highest at
15. The maximum pressure of air fuel mixture at the end of compression in petrol engines varies from
16. When we lift a 10 kg weight, 3 meter we would be doing
17. The characteristic of an object which makes it resist any tendency to change its direction of motion is called
18. The maximum pressure of air at the end of compression in diesel engines is about
19. As the number of cylinders in multi cylinder engines increases the power to weight ratio .........
20. The type of friction generally present in an automotive engine is
21. The fit of the piston to the cylinder is measured at the
22. Vibration damper ..........
23. In a six cylinder engine there is balance of
24. If the connecting rod longer, the side thrust of the piston is
25. In general the design of the current regulator is such that its main actuating winding carries full
26. Immediately after ignition, combustion chamber temperatures may reach a value of
27. The compression ratio in a diesel engine is as high as
28. The temperature of the compressed air should be .............. of the fuel
29. The compression pressure in diesel engine is around
30. The combustion process in a diesel engine is
31. Which type of valve arrangements require the use of rocket arms?
32. The conventional mechanical type fuel pump develops ............. pressure
33. As compression ratio in an engine goes up, the octane requirements of the fuel
34. The metering rod is designed to vary the size of which jets
35. The turbulence in diesel engines ensures to
36. If compression ratio is increased
37. In 'V' type engines the included angle between two banks of cylinders is
38. The duration of the fuel injection at full load in a diesel engine running at 1800 rpm when it has 200 of crank travel is
39. Comparing a Four wheel drive with Two wheel drive system either at front or rear and assuming an equal division of weight between the two axes
40. The range of gear ratios in a vehicle depends on
41. Most of the mopeds in India have capacity of
42. Which motor cycle has maximum power rating
43. During a collision the front parts of an automobile are subjected to a deceleration of about ......... at about 50 mphr
44. Piston displacement is calculated from the
45. The power used in overcoming friction in the engine is called
46. During combustion the pressure in the cylinder may increase to as much as
47. The size of intake valve is
48. A negative loop in the P.V diagram of an I.C engine is due to
49. Two stoke engine is preferred for small vehicles because
50. Knowing the speed at which an engine is running and the torque it is developing, we can calculate