# Answer to Question #37035 in Mechanics | Relativity for Lizet

Question #37035

How much work is done by the gravitational force when a 265-kg pile driver falls 2.80 m?

Expert's answer

lets say g=10m/s^2 (10N/kg)

then

A=F*s=m*g*s=265kg*10N/kg*2.8m=7420 J

A=7420 J

then

A=F*s=m*g*s=265kg*10N/kg*2.8m=7420 J

A=7420 J

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