The thermal efficiency of petrol and gas engines is about

A)
15%
B)
30%
C)
50%
D)
70%

Correct Answer : Option (B) :   30%

Recently Updated in IC Engines and Nuclear Power Plants Questions
Enriched uranium may contain fissionable contents from
A)
1 to 99%
B)
1 to 80%
C)
10 to 50%
D)
1 to 40%

Correct Answer :   1 to 99%

In a four stroke engine, the working cycle is completed in
A)
one revolution of the crankshaft
B)
two revolutions of the crankshaft
C)
three revolutions of the crankshaft
D)
four revolutions of the crankshaft

Correct Answer :   two revolutions of the crankshaft

A nuclear power plant differs from a conventional steam power station only in the steam generating part.
A)
Agree
B)
Disagree
C)
Can Not Say
D)
None of the above

Correct Answer :   Agree

Mechanical Engineering MCQ's

Theory of Machines
Engineering Mechanics
Machine Design
Strength of Materials
Engineering Materials
Hydraulic Machines
Thermodynamics
Engineering Drawing
Workshop Technology
Automobile Engineering
Steam Boilers and Engines
More