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A girl preformed 50 j of work lifting a heavy box it took her 5 seconds to life the box. What was her power?
A. 45 W
B. 50 W
C. 10 W
D. 250 W

Answer :

MathPhys

Explanation:

Power is change in energy over time.

P = (50 J) / (5 s)

P = 10 W

Answer: C

Explanation:

For this problem, we must divide.

50 ÷ 5 = 10

The answer to the question is 10

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