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A pendulum with string length 1.5 m is dropped from rest. If the mass at the end of the pendulum is 0.5 kg, what is its potential energy?​

Sagot :

Answer:

7.35 J

Explanation:

PE=mgh

    =(0.5)(9.8)(1.5)

    =(4.9)(1.5)

    =7.35

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