Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Work Power Energy

Question:

Which of the following must be known in order to determine the power output of an automobile?

Options:

Force exerted and distance of motion 

Work performed and elapsed time of work 

Mass and amount of work performed 

Final velocity and height

Correct Answer:

Work performed and elapsed time of work 

Explanation:

\(\text{Power = } \frac{\text{Work}}{\text{Time elapsed}}\)