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A force of 5.0N moves a 6.0kg object along the floor at a constant speed of 2.5 m/s. How much work is done in 25s? What power is being used?​
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10 votes
10 votes
A force of 5.0N moves a 6.0kg object along the floor at a constant speed of 2.5 m/s. How much work is done in 25s? What power is being used?​

User RobertT
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1 Answer

24 votes
24 votes

Answer:

W = 312.5 J

P = 12.5 W

Step-by-step explanation:

W = Fd

First find d:

d = vt = (2.5 m/s)(25 s) = 62.5 m

Now find W;

W = (5.0 N)(62.5 m) = 312.5 J

Power = P = W/t = 312.5 J / 25 s = 12.5 Watts

User Erlesand
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3.3k points
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