Asked by Anonymous

An 8.0-kg history textbook is placed on a 1.25-m high desk. How large is the gravitational potential energy of the textbook-earth system relative to the desktop?

Answers

Answered by Anonymous
relative to the floor it is m g h but relative to the desktop it is zero. You can do no work moving it down to the desk top if it is already on the desk top.
Answered by paul
98 J
8.0 x 9.8 x 1.25
Answered by Anonymous
Wah ha ha ha ha ha
Answered by Skyler
98 j
Answered by saleh
gravitational potential energy (J) = mass(kg) . gravity (N/kg) . height (m),
GPE = mgh 98J

Answered by Delise Phillips
980 J
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