Two electric motors, A and B are used to do work. The power of motor A is twice

Question

Two electric motors, A and B are used to do work. The power of motor A is twice that of motor B. Which of the following statements is/are true?

a. motor A can do twice as much work as motor B in the same amount of time.

b. motor A can do the same amount of work as motor B in half the amount of time.

c. motor A can do twice as much work as motor B in twice the amount of time.

d. both motor A can do twice as much work as motor B in the same amount of time, and motor A can do the same amount of work as motor B in half the amount of time.

e. both motor A can do twice as much work as motor B in twice the amount of time, and motor A can do twice as much work as motor B in the same amount of time.

Explanation / Answer

The work done by a motor = Power*time taken

The statements A, B, D are true.

remaing all are false.

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.