Which one of the following gives the gravitational potential at a distance from an…

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

Which one of the following gives the gravitational potential

V

at a distance

r

from an isolated point mass

M

? (a)

-\dfrac{2GM}{r}

(b)

+\dfrac{GM}{r}

(c)

-\dfrac{GM}{r}

(d)

-\dfrac{GM}{2r}