Math, asked by dcelis498, 5 days ago

A 30 kg stone is dropped from a height of 100 m.Find its KE and PE when it is 50 m from the ground.

Answers

Answered by oODivineGirlOo

Answer:

At a height of 100 m from the ground, the potential energy of the 3 kg stone is 3*9.8*100 = 2940 J. At a height of 50 m half its potential energy has been converted to kinetic energy. The potential energy of the stone is 3*9.8*50 = 1470 J. The kinetic energy is 2940 - 1470 = 1470 J.

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