The efficiency of a heat engine is defined as the ratio of:
A
Work done to temperature change
B
Work output to heat input
C
Heat absorbed to heat rejected
D
Heat input to work output
Correct Answer: Option B — Work output to heat input
Explanation:
Efficiency of a heat engine is defined as the ratio of useful work output produced to the total heat energy input supplied to the engine, al...
Efficiency of a heat engine is defined as the ratio of useful work output produced to the total heat energy input supplied to the engine, always being less than one hundred percent.