Physics, asked by purple1245, 1 month ago

A 12 kg rock falls from a 30 m cliff. What is the kinetic and potential energy when the rock has fallen 15 m?

Answers

Answered by obiezuoluebube08
0

Answer:

the formula of potential energy is =mgh i.e mass x acceleration due to gravity x height

while kinetic energy =1/2mv². where m is mass and v is velocity

Explanation:

so for potential energy

mgh = 12kg * 10m/s * 30m= 9600J

and for kinetic energy

1/2mv²=

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