DoctorCass DoctorCass

21-01-2017
Physics

contestada

A body of mass 50kg is raised to a height of 2 meters above the ground. What is its potential energy? If the body is allowed to fall, find its kinetic energy just before impact with the ground?

Respuesta :

yashddsy26 yashddsy26

21-01-2017

PE = mgh
so... 50×10×2=1000 joules

so this potential will turn into kinetic and therefore it will also be 1000 joules just before hitting !!!

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