shajajashajak shajajashajak

01-03-2017
Physics

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what is the mass of an object that creates 33750 J of energy by traveling at 30 m/s

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21SAVAGEEE 21SAVAGEEE

01-03-2017

Answer: Mass of the object is 75 kg.

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osprey2015 osprey2015

01-03-2017

travelling energy = kinetic energy = half m v squared.
33750=(1/2)m 30^2
33750=15x30m
3375=15x3m
m=75kg

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