Two identical point masses of attract each other with a force of

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

Problem

Two identical point masses of

5\,\text{kg}

attract each other with a force of

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

. Find the distance between them. (Use

G=6.67\times10^{-11}\,\text{N\,m}^2\text{kg}^{-2}

.) (a)

0.63\,\text{m}

(b)

3.2\,\text{m}

(c)

1.0\,\text{m}

(d)

0.45\,\text{m}