Question

Assuming 50% efficiency, 150 kcals of chemical energy would result in __________ of kinetic energy.

A. 50 kcals
B. 75 kcals
C. 100 kcals
D. 150 kcals

Answer 1

B. 75 kcals

Assuming 50% efficiency, 150 kcals of chemical energy would result in 75 kcals of kinetic energy.

Answer 2

75 kcals as it would be half of what the original number was