eliphat7 eliphat7

17-10-2018
Physics

contestada

An object has 100 J of kinetic energy and a mass of 2 g. How fast was it traveling?

Respuesta :

taibamah taibamah

17-10-2018

K.E = 1/2 mv²

100 = 1/2 (2 )(v)²

100 = both 2 cancel (v)²

Taking Square root on b/s

√100 = √v²

10 = v

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