Automobile Engineering MCQ Test

Automobile Engineering

Automobile Engineering MCQ Test

1- The following is not a part of the driving axle unit

(A) Half shafts

(B) Differential

(C) Final Drive

(D) Propeller shaft

 

2- Petrol or gasoline is obtained from crude petroleum through

(A) cracking

(B) distillation

(C) both (A) and (B)

(D) None of the above

 

3- The following is (are) the type(s) of supercharger(s)

(A) Vane Type

(B) Centrifugal Type

(C) Roots type

(D) All of the above

 

4- Glow plugs are used in diesel engines for

(A) fuel injection

(B) providing light inside the combustion engine

(C) easy start-up of the engine

(D) all of the above

 

5- The top of the piston of a two-stroke engine is

(A) convex shaped

(B) crown-shaped

(C) slanted

(D) flat

 

6- Piston compression rings are made of

(A) Spring steel

(B) Aluminum

(C) Brass

(D) Cast Iron

 

7- The following is considered as best antifreeze solution

(A) Denatured alcohol

(B) Methanol

(C) Distilled glycerine

(D) Ethylene glycol

 

8- In the following system, lubricating oil is carried in separate tanks from where it is fed to the engine

(A) Splash system

(B) Dry sump system

(C) Wet sump system

(D) Mist lubrication system

 

9- The ignition coil in automobile acts as a

(A) dc to ac converter

(B) step-up transformer

(C) switch

(D) rectifier

 

10- What material is used for insulating body of spark plug?

(A) glass

(B) dolomite

(C) alumina

(D) silica

 

11- The coefficient of friction for the clutch facing is approximately

(A) 0.4

(B) 0.8

(C) 1.0

(D) 1.2

 

12- Gasohol, a fuel for running car, is mixture of alcohol with

(A) natural gas

(B) hydrogen

(C) petrol

(D) methane

 

13- The cetane number of a Diesel fuel is a measure of

(A) Ignition Delay

(B) Ignition quality

(C) Viscosity

(D) Volatility

 

14- The capacity of a battery is usually expressed in terms of

(A) Ampere hours

(B) Weight

(C) Amperes

(D) Volts

 

15- The problems caused by the wheel imbalance are

(A) Poor acceleration and reduced fuel efficiency

(B) Steering wheel vibrations and uneven tyre wear

(C) Poor acceleration and hard steering

(D) Hard steering and hard ride

 

16- The distance between centers of front wheel is called

(A) turning circle

(B) axle width

(C) wheel base

(D) track

 

17- A crank shaft is made by

(A) turning

(B) pressing

(C) forging

(D) casting

 

18- Which unit is generally subjected to fuel lock in Petrol engine?

(A) Fuel lines

(B) Suction manifold

(C) Fuel pump

(D) Carburetor

 

19- Which one of the following is the trouble due to clutch?

(A) slipping

(B) rattling

(C) dragging

(D) all of the above

 

20- Which one of the following is not a part of the hydraulic braking system?

(A) steering mechanism

(B) brake pedal

(C) wheel cylinder

(D) master cylinder

 

ANSWERS:

1-(D), 2-(B), 3-(D), 4-(C), 5-(B), 6-(D), 7-(D), 8-(B), 9-(B), 10-(C), 11-(A), 12-(C), 13-(A), 14-(A), 15-(B), 16-(D), 17-(C), 18-(A), 19-(D), 20-(A)