A 2.5-kg book slides horizontally and falls from a shelf 3.0 m above the floor. How much work does the force of gravity do on the book as it falls 3.0 m?

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asked Dec 23, 2020 160k views

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A 2.5-kg book slides horizontally and falls from a shelf 3.0 m above the floor. How much work does the force of gravity do on the book as it falls 3.0 m?

Physics
high-school

Chris Calloway asked

by Chris Calloway

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1 Answer

5 votes

Answer:

73.5 N

Step-by-step explanation:

W = PE = mgh = 2.5 * 9.8 * 3.0 = 73.5 N

Rana Imtiaz answered Dec 28, 2020

by Rana Imtiaz

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