kingk20031 kingk20031

28-01-2024
Physics

contestada

A body of mass m is taken from Earth's surface to a height h equal to thrice the radius of Earth (re). The decrease in potential energy will be: (g = acceleration due to gravity on the surface)
(a) mgh
(b) 3mgh
(c) 9mgh
(d) 27mgh

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