2
QuizMultiple Choice
Lesson 6: Second Law of Thermodynamics
Question 2 • Crowley Credit Recovery Physics A
What is the formula for calculating the efficiency of a heat engine?
Answer
A
Efficiency = StartFraction T Subscript h Baseline minus T Subscript C Baseline over T Subscript h Baseline EndFraction times 100.
B
Efficiency equals T Subscript c Baseline minus T Subscript h Baseline over T Subscript h Baseline all times 100.
C
Efficiency equals T Subscript h Baseline minus T Subscript c Baseline over T Subscript c Baseline all times 100.
D
Efficiency equals T Subscript c Baseline minus T Subscript h Baseline over T Subscript c Baseline all times 100.