Skip to content

VideRime Online Learning

Search for:

Home
GK/GA MCQs
Questions?
- Ask Question
- Questions
Direct Links
Submit Article
Contact Us
VideRime Membership
Login

Home
GK/GA MCQs
Questions?
- Ask Question
- Questions
Direct Links
Submit Article
Contact Us
VideRime Membership
Login

Search for:

Automobile Engineering MCQs
2

Automobile Engineering Practice Set-4

May 4, 2021

Show paginator

Hide paginator

25%

Page 1 of 4

1. The exhaust gas from petrol engine contains

Petrol vapours

Carbon monoxide

All of these

Water vapours

2. The gradient resistance to a vehicle having a mass of 980 kg moving on an incline of 10° is

166.94 N

16.694 N

1.6694 N

1669.4 N

3. In aluminium cylinder blocks, the cylinder liners are made of

Brass

Ceramic

Cast iron

Aluminium

4. The natural gas is compressed in a CNG cylinder at a pressure of

250bar

300bar

220bar

200bar

5. The process of removing the burnt gases from the engine cylinder by the fresh charge coming into the engine cylinder from the crankcase, is known as

Cleaning

Detonation

Priming

Scavenging

6. The ignition coil is used to

Step up voltage

Step up current

Step down current

Step down voltage

7. In Spark Ignition Engine

(A) Only air is introduced into the cylinder

(C) Both (A) and (B)

(D) None of these Correct Answer

(B) The mixture of air and fuel is introduced into the cylinder from carburettor

8. The main task of a battery in automobiles is to

Supply electricity to the alternator

Act as a reservoir or stabilizer of electricity

Supply a large amount of power to turn the starter motor when the engine is being started

Supply electricity to the vehicle's electrical system at all times while the engine is running

9. The compression ratio for Diesel engines usually lies in the range of

6-10

15-20

25-40

10-15

10. In a forced feed lubrication system, the device used to guard against excessive oil pressure, is known as

Stop valve

Relief valve

Release chamber

Balancer

Page 2 of 4

11. Free pedal play in car clutches is about

40 mm

15 mm

60 mm

25 mm

12. With the increase of battery temperature, the specific gravity of electrolyte

Decreases

None of these

Remains the same

Increases

13. The purpose of a thermostat in an engine cooling system is to

Pressurise the system to raise the boiling point

Allow the engine to warm up quickly

Prevent the coolant from boiling

Indicate the coolant temperature

14. The function of a radiator fan in the cooling system is that

It blows air through the radiator when necessary

It draws heat out of the engine compartment

It cools the engine by blowing air onto the cylinder block

It is turned by wind force as the vehicle moves forward, and its rotation drives the water pump

15. The two kinds of piston rings are

Pressure and sealing rings

Compression and oil control rings

Oil scrapper and oil control rings

Compression and sliding seal rings

16. The function of positive crankcase ventilation (PCV) system is that it

Returns blow by gases from the crankcase to the intake system

Promotes combustion by creating a swirling movement in the air-fuel mixture

Feeds blow by gases to the exhaust manifold

Mixes fuel with air

17. The heat transfer from coolant to air in the radiator of an automobile engine takes place by

Convection and radiation

Conduction, convection and radiation

Convention only

Radiation only

18. The self ignition temperature of Diesel as compared to petrol is

Lower

Same

Depends on fuel quality

Higher

19. In order to implement gear changes in the gear unit of an automatic transmission, a ___________ is used.

Synchronizer

Planetary gear

Hydraulic multi plate clutch

Magnetic clutch

20. The process of supplying the intake air to the engine cylinder at a pressure greater than the pressure of the surrounding atmosphere is known as

Supercharging

Detonation

Auto ignition

Scavenging

Page 3 of 4

21. Which of the following indicates multi-grade oil?

API SF

API 50

SAE20 W50

SAE 30

22. The service brakes employed in cars are generally operated

None of these

Hydraulically

Mechanically

Pneumatically

23. The firing order for an opposed four cylinder l.C. engine is

1-4-3-2

1-3-4-2

1-2-3-4

1-3-2-4

24. The basic purpose of a four wheel drive (4WD) system is that it

Delivers improved cornering on dry road surfaces

Ensures effective transmission of engine torque to all four wheels, even on slippery road surfaces

Eliminates the need of snow tyres, tyre chains, etc.

Ensures that effective braking can be performed, even on slippery surfaces

25. The aspect ratio (expressed in percentage) of the tyre is defined as the ratio of

Wheel diameter to section width

Section width to section height

Wheel diameter to section height

Section height to section width

26. The purpose of a balancer shaft is to

Increase inertia force of the rotating crankshaft

Reduce vibrations caused by the crankshaft rotation

Balance the timing in the movement of the two groups of pistons

Adjusts the timing of the intake and exhaust valve openings

27. The frequency of flashing of light per minute in a direction (side turn) indicator is about

9000

9

90

900

28. The boiling point of Diesel fuel is in the range of

100°C to 120°C

70°C to 100°C

180°C to 360 °C

120°C to 180°C

29. The piston compression rings are made of

Steel

Aluminium

Bronze

Cast iron

30. The basic characteristics of a brake fluid is

A high boiling point

All of these

Compatibility with rubber and metal parts

Low viscosity

Page 4 of 4

31. The purpose of turning radius gauges is to measure the

Contact areas of the tyres

Difference in the toe angles of the left and right wheels

Free plays of the steering wheel

Turning radius of the left and right wheels

32. The main purpose of an engine's air cleaner is that it

Controls the engine's air intake volume

Prevents rain water from entering the engine

Reduces the engine's air intake noise

Prevents dust and other foreign matter from entering the engine

33. The sequence in which the force is transmitted through a brake system when the brake pedal is depressed is

Brake pedal, vacuum servo mechanism, master cylinder, brake lines, brake pads

Brake pedal, master cylinder, brake lines, vacuum servo mechanism, brake pads

Brake pedal, master cylinder, vacuum servo mechanism, brake lines, brake pads

Brake pedal, brake lines, vacuum servo mechanism, master cylinder, brake pads

34. The reconditioning process used to give cylinder bore surfaces a crosshatch pattern, is known as

Shot peening

Boring

Honing

Porous plating

35. The valve overlap in four stroke petrol engines is approximately

120°

30°

60°

90°

36. The device for smoothening out the power impulses from the engine is called

Clutch

Flywheel

Differential

Torque converter

37. The discharged lead acid battery has on its plates

Spongy lead (Pb)

Lead peroxide (PbO₂)

Sulphuric acid (H₂SO₄)

Lead sulphate (PbSO₄)

38. The caster is called positive when the top of the king pin is inclined to the

Right of the vehicle

Left of the vehicle

Front of the vehicle

Rear of the vehicle

39. The main function of a master cylinder is to

Boost the force applied to brake pedal

Ensure that all the wheel brakes are supplied with the same amount of fluid pressure

Adjust the extent of brake pedal free play

Convert brake pedal force into hydraulic pressure

40. The compression ratio in petrol engine is kept less than in Diesel engine because

It makes petrol engines lighter

Less compression ratio gives better performance

Higher or equivalent compression ratio in petrol engines is not possible due to pre-ignition

It is just customary to have less compression ratio in petrol engines

Loading...

Share this Now with Friends:

WhatsApp
Telegram
More

Related

Tags: Automobile Automobile Engineering MCQs Engineering Mechanical Engineering

VideRime

A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

2 Responses

Comments2
Pingbacks0

binance says:
January 16, 2026 at 12:36 pm
Can you be more specific about the content of your article? After reading it, I still have some doubts. Hope you can help me.
Reply
免费Binance账户 says:
March 8, 2026 at 4:32 am
Can you be more specific about the content of your article? After reading it, I still have some doubts. Hope you can help me.
Reply

Leave a ReplyCancel reply

500 MCQs Aptitude Automobile Automobile Engineering MCQs Average BMI Body Mass Index Building Material MCQs CIVIL ENGINEERING dressing of stones Engineering Engineering Drawing MCQs Engineering Materials Equipments foundation engineering GENERAL SCIENCE QUIZ Geotechnical Engineering glass Google Adsense Google AdSense Account IC engines MCQs illite mineral Instagram kaolinite lose weight manufacturing process of clay bricks Mechanical Engineering ounces in a cup qualities of good brick Refrigeration & Air-Conditioning RGPV BTech Civil papers RGPV Diploma Civil RGPV PAPERS Rigid pavements rivers Seepage pressure special types of concrete structural steel Surveying test on bricks Trusses types of cement TYPES OF FOUNDATION SETTLEMENT water-cement ratio YouTube

Secured Payments

Protection

Home
Indian History Quiz
General Science Quiz
Computer Quiz
Geography Quiz
Indian polity Quiz
Questions
Civil Engineering
Electronics and Communication
Mechanical Engineering MCQs
Electrical Engg.

VideRime.com is the leading online Learning portal. 2023 All Rights Reserved.

VideRime Membership

Membership for One Year
₹499.00
Membership for One Year without any restrictions. We upload new MCQs on Daily basis. We have 10000+ MCQs more than any industry in education at LOW Cost.
Membership for 6 Months
₹249.00
Access All Premium Content for 6 months without any Restrictions.
Membership for 3 months
₹99.00
Membership for Unlimited Use
Membership for 1 months
₹49.00
Access All Premium Content for 1 months without any Restrictions. SSC JE CIVIL, Mechanical, RRB, HSSC, HPSC, MPPSC के लिए सभी बहुविकल्पीय प्रश्न (MCQs) प्राप्त करें |

Select Your Payment Cycle

449.00 INR as One Time payment for 6 months

Select Your Payment Cycle

99.00 INR as One Time payment for 1 month

Signup Form

* Username

*

* First Name

*

* Last Name

*

* Email Address

*

* Password

*

Strength: Very Weak

(Use Cropper to set image and
use mouse scroller for zoom image.)

Select Your Payment Gateway

Google Pay/ Phone Pay/ Paytm/ PayUmoney

How you want to pay?

Auto Debit Payment

Manual Payment

Payment Summary

Your currently selected plan : , Plan Amount :

Coupon Discount Amount : , Final Payable Amount:

Already have an account? Login

VideRime Membership

Membership for One Year
₹499.00
Membership for One Year without any restrictions. We upload new MCQs on Daily basis. We have 10000+ MCQs more than any industry in education at LOW Cost.
Membership for 6 Months
₹249.00
Access All Premium Content for 6 months without any Restrictions.
Membership for 3 months
₹99.00
Membership for Unlimited Use
Membership for 1 months
₹49.00
Access All Premium Content for 1 months without any Restrictions. SSC JE CIVIL, Mechanical, RRB, HSSC, HPSC, MPPSC के लिए सभी बहुविकल्पीय प्रश्न (MCQs) प्राप्त करें |

Select Your Payment Cycle

449.00 INR as One Time payment for 6 months

Select Your Payment Cycle

99.00 INR as One Time payment for 1 month

Signup Form

* Username

*

* First Name

*

* Last Name

*

* Email Address

*

* Password

*

Strength: Very Weak

Select Your Payment Gateway

Google Pay/ Phone Pay/ Paytm/ PayUmoney

How you want to pay?

Auto Debit Payment

Manual Payment

Payment Summary

Your currently selected plan : , Plan Amount :

Coupon Discount Amount : , Final Payable Amount:

Already have an account? Login