Two point masses are apart

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

Problem

Two point masses are

0.40\,\text{m}

apart. The gravitational force between them is

3.0\times10^{-9}\,\text{N}

when one mass is

6\,\text{kg}

. Find the other mass. (a)

3.0\,\text{kg}

(b)

0.60\,\text{kg}

(c)

1.2\,\text{kg}

(d)

0.12\,\text{kg}