miaa782 miaa782

02-10-2020
Physics

contestada

A crane raises a crate with a mass of 150 kg to a height of 20 m. Given that
the acceleration due to gravity is 9.8 m/s2, what is the crate's potential energy
at this point?
O A. 306
B. 294,000 J
O C. 29,400 J
O D. 720 j

Respuesta :

victoriatoyosi2003 victoriatoyosi2003

02-10-2020

Answer:

P.E=29400J

Explanation:

m=150Kg h=20m g=9.8ms⁻²

P.E=mgh

P.E=150×9.8×20

P.E=29400J

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