Automobile Engineering MCQ Questions

Automobile Engineering MCQ Questions

1-Crank case dilution is:

(A) Dilution of lubricating oil

(B) Addition of water in crank case

(C) Dilution of unburned diesel in crank case

(D) None of the above


2-The top ring on the piston is known as:

(A) Ring grove

(B) Compression ring

(C) Oil ring

(D) Scrapper ring


3-The purpose of Feeler gauge is:

(A) Measuring the small gap

(B) Measuring the length of a rod

(C) Measuring the diameter of a cylinder

(D) Measuring length of a beam


4-Viscosity of the oil is the measure of it’s:

(A) Resistance flow

(B) Velocity flow

(C) Temperature flow

(D) Current flow


5-The cylinder block of heavy engine is made of:

(A) High carbon steel

(B) Nickel or chromium steel

(C) Cast iron

(D) Medium carbon steel


6-The standard firing order for an in-line 6 cylinder IC engine is:

(A) 1-5-3-6-2-4

(B) 1-3-5-4-2-6

(C) 1-6-5-4-2-3

(D) 1-4-5-2-3-6


7-In 4-stroke cycle engine, the gear ratio of camshaft to crankshaft is:

(A) 1:1

(B) 1:2

(C) 1:6

(D) 1:8


8-Which is more viscous lubricating oil?

(A) SAE 20

(B) SAE 40

(C) SAE 50

(D) SAE 70


9-Scavenging is usually done to increase:

(A) Thermal efficiency

(B) Speed of the engine

(C) Less fuel consumption

(D) Power output


10-All the four wheel drive automobiles has:

(A) Water cooled engine

(B) Air cooled engine

(C) Four stroke engine

(D) Two differentials



1-(C), 2-(B), 3-(A), 4-(A), 5-(C), 6-(A), 7-(B), 8-(D), 9-(D), 10-(D)