Previous Year NEET Question- Gravitation L-3

Question: Two bodies of mass $m$ and $9 m$ are placed at a distance $R$. The gravitational potential on the line joining the bodies where the gravitational field equals zero, will be ( $G=$ gravitational constant) :#

A) $-\frac{12 G m}{R}$

B) $-\frac{16 G m}{R}$

C) $-\frac{20 G m}{R}$

D) $-\frac{8 G m}{R}$

Answer: $-\frac{16 G m}{R}$#