Automobile Engineering MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Automobile Engineering, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Automobile Engineering MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Automobile Engineering mcq questions that explore various aspects of Automobile Engineering problems. Each MCQ is crafted to challenge your understanding of Automobile Engineering principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Automobile Engineering MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Automobile Engineering. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Automobile Engineering knowledge to the test? Let's get started with our carefully curated MCQs!

Automobile Engineering MCQs | Page 4 of 31

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Q31.
If the engine coolant leaks into the engine oil, then engine oil

a.

appears milky

b.

becomes foamy

c.

turns black

d.

none of these

Discuss
Answer: (a).appears milky
Q32.
The function of an alternator in an automobile is to

a.

supply electric power

b.

convert mechanical energy into electrical energy

c.

continually recharge the battery

d.

partly convert engine power into electric power

Discuss
Answer: (c).continually recharge the battery
Q33.
A clutch is usually designed to transmit maximum torque which is

a.

equal to the maximum engine torque

b.

80 per cent of the maximum engine torque

c.

150 per cent of the maximum engine torque

d.

none of these

Discuss
Answer: (c).150 per cent of the maximum engine torque
Q34.
What type of bearing is used for main bearings and connecting rod bearings ?

a.

Ballbearings

b.

Plain bearings

c.

Needle roller bearing

d.

Taper roller bearing

Discuss
Answer: (b).Plain bearings
Q35.
It is necessary to maintain the valve clearances as they

a.

reduce the resistance to sliding that occurs between the cam and the tappet

b.

allow for lengthening of the valves owing to the heat of combustion

c.

increase the speed at which the valves move up and down

d.

make the crankshaft turn smoothly

Discuss
Answer: (b).allow for lengthening of the valves owing to the heat of combustion
Q36.
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

Discuss
Answer: (d).10:1
Q37.
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,

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (a).Correct
Q38.
The co-efficient of rolling resistance for a truck weighing 63 500 N is 0.018. The rolling resistance to the truck is

a.

1.143 N

b.

11.43 N

c.

114.3 N

d.

1143 N

Discuss
Answer: (d).1143 N
Q39.
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.

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (a).Correct
Q40.
If the air-fuel mixture ignites before the spark takes place at spark plug, the condition is called

a.

detonation

b.

ignition

c.

pre-ignition

d.

rumble

Discuss
Answer: (c).pre-ignition
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