ashleyferrer72 ashleyferrer72

29-03-2021
Physics

contestada

PLEASE HELP ASAP!!!
An object has a kinetic energy of 50 J and a velocity of 5 m/s, what is the mass of the
object?

A. 4 kg

B. 55 kg

С. 10 kg

D. 1 kg

Respuesta :

sgk091010 sgk091010

29-03-2021

Answer:

0.5mv^2=50, v=5, 25/2×m=50, m=50×2/25, So, the answer is 4

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