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9. What distance is a book from the floor if the book contains 196 Joules of potential energy and has a mass of 5 kg?​

Respuesta :

mberisso

Answer:

the book is 4 meters from the floor

Explanation:

Use the formula for potential energy:

U = m g h

196 J = 5kg 9.8m/s^2 h

h = 196 / (5*9.8 ) m

h = 4 m

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