Physics, 29.11.2019 23:31 jaylanmahone223
The bob of a pendulum has 600 j of kinetic energy at the bottom of its swing. as the bob rises to a height of 4 m above the bottom, it gains 400 j of potential energy. how much kinetic energy does it have at this point?
200 j
300 j
400 j
1000 j
Answers: 1
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The bob of a pendulum has 600 j of kinetic energy at the bottom of its swing. as the bob rises to a...
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