Which one of the following gives the gravitational potential energy of a body of mass…

PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation

Problem

Which one of the following gives the gravitational potential energy

U

of a body of mass

m

at a distance

r

from the centre of a planet of mass

M

? (a)

U=-\dfrac{GMm}{r}

(b)

U=\dfrac{GMm}{r}

(c)

U=-\dfrac{GMm}{2r}

(d)

U=-\dfrac{2GMm}{r}