Physics, 19.05.2020 03:11 GiuliAzevedo
1. A pendulum has 15-J of potential energy at the top of its swing. What is its kinetic energy at the bottom of its swing?
a) At another time the pendulum has 8-J of potential energy. What is its kinetic energy?
b) For the pendulum in “a”, what will its kinetic energy be if it loses 2-J to heat?
Answers: 3
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