PH-2469
Gravitational potential energy
Physics · Secondary 4 · Easy · Gravitational potential energy
A 0.80 kg book is lifted from the floor to a height of 2.5 m and then held there. Take . What is the increase in gravitational potential energy of the book?
- 2.0 J
- 8.0 J
- 20 J
- 25 J
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