Challenge your knowledge of machinery, prepare for your exams or aptitude tests with these Mechanical Engineering questions and answers.
The component that connects the steering rack to the knuckles is
tie-rod
sector gear
pivot
spline
Correct answer is A
No explanation has been provided for this answer.
The coefficient of friction for the clutch facing is approximately
0.1
0.4
0.8
1.2
Correct answer is B
No explanation has been provided for this answer.
Which of the following indicates a multigrade oil ?
SAE 30
API SF
SAE 20 W-50
API 50
Correct answer is C
No explanation has been provided for this answer.
The petrol engines are also known as
spark ignition (S.I.) engines
compression ignition (C.I.) engines
steam engines
none of these
Correct answer is A
No explanation has been provided for this answer.
The valve overlap in four stroke petrol engines is approximately
30°
60°
90°
120°
Correct answer is A
No explanation has been provided for this answer.
The cetane number of a Diesel fuel is a measure of
volatility
viscosity
ignition quality
delay period
Correct answer is D
No explanation has been provided for this answer.
The air gap between the central electrode and ground (or side) electrode of a spark plug is around
0.2 mm
0.5 mm
1 mm
1.5 mm
Correct answer is C
No explanation has been provided for this answer.
The cetane rating of Diesel fuel is in the order of
25
45
70
90
Correct answer is B
No explanation has been provided for this answer.
The natural gas is compressed in a CNG cylinder at a pressure of
200 bar
220 bar
250 bar
300 bar
Correct answer is A
No explanation has been provided for this answer.
The most commonly used supplementary restraint system (SRS) component is
seat belt
brake
airbag
steering
Correct answer is C
No explanation has been provided for this answer.
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