Mechanical Engineering - Automobile Engineering

6.
The calorific value of petrol is about
36.5 - 38.5 MJ/kg
39.4 - 42.5 MJ/kg
42.7 - 43.5 MJ/kg
45.5 - 47 MJ/kg
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
The ball joints are used on the tie-rod ends, because they
reduce the amount of noise generated
reduce the amount of sliding resistance
can deal with movement of the suspension both vertically and in other directions
improve the force transmission speed
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
The air resistance to a car at 20 kmph is R. The air resistance at 40 kmph will be
R
2 R
4R
4 R2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
The size of engine cylinder is referred in terms of its
diameter and bore
displacement and efficiency
bore and stroke
bore and length
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
The purpose of a cylinder head gasket is to
prevent the combustion gases from leaking from the joint between the cylinder block and the cylinder head
prevent engine oil from going into combustion chamber
removes impurities from cylinder head lubricating oil
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.