Mechanical Engineering - Automobile Engineering

26.
If the air-fuel mixture in a spark ignition engine is too rich, then air-fuel ratio is about
17:1
15:1
13:1
10:1
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
The advantage of double-wishbone suspension design is that a large amount of freedom is available for setting geometry and precise settings can be made for driving comfort and steerability,
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
The co-efficient of rolling resistance for a truck weighing 63 500 N is 0.018. The rolling resistance to the truck is
1.143 N
11.43 N
114.3 N
1143 N
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
If the level of tension in the belt is too high, it can result in a loss of power or in bending of the rotating shaft or crankshaft.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
If the air-fuel mixture ignites before the spark takes place at spark plug, the condition is called
detonation
ignition
pre-ignition
rumble
Answer: Option
Explanation:
No answer description is available. Let's discuss.