Automobile Engineering - Section 1 (4)

Directions to Solve

Automobile Engineering - Section 1

25.

If the air-fuel mixture in a spark ignition engine is too rich, then air-fuel ratio is about

A.	17:1
B.	15:1
C.	13:1
D.	10:1

Answer: Option D

Explanation:

No answer description available for this question.

26.

The effect of having excess camber is

A.	excessive steering alignment torque
B.	hard steering
C.	too much traction
D.	uneven tyre wear

Answer: Option D

Explanation:

No answer description available for this question.

27.

In a ventilated disc brake,

A.	a duct directs air towards the caliper for cooling while the vehicle is moving
B.	caliper is covered with cooling fins
C.	disc contains many small holes for optimum cooling performance
D.	disc contains radial vanes between its rubbing surfaces for optimum cooling performance

Answer: Option D

Explanation:

No answer description available for this question.

28.

The firing order for an in-line four cylinder I.C. engine is

A.	1-2-3-4
B.	1-3-4-2
C.	1-2-4-3
D.	1-3-2-4

Answer: Option B

Explanation:

No answer description available for this question.

29.

In automobiles G.V.W. refers to

A.	gross vehicle width
B.	gross vehicle weight
C.	gross vehicle wheel base
D.	gross vehicle wheel track

Answer: Option B

Explanation:

No answer description available for this question.

30.

Positive camber is used to compensate for wheels tilting inward due to the weight of the vehicle.

A.	Yes
B.	No

Answer: Option A

Explanation:

No answer description available for this question.

31.

The main function of intake manifold is that it

A.	promotes the mixture of air and fuel
B.	reduces intake noise
C.	cools the intake air to a suitable temperature
D.	distributes intake air equally to the cylinders

Answer: Option D

Explanation:

No answer description available for this question.

32.

The vehicle ride will be comfortable if

A.	unsprung mass is kept minimum
B.	sprang mass is kept minimum
C.	vehicle mass is kept minimum
D.	all of these

Answer: Option A

Explanation:

No answer description available for this question.

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