Question

A very large number of particles of same mass m are kept at horizontal distances of 1m, 2m, 4m, 8m and so on from (0,0) point. The total gravitational potential at this point (0, 0) is : 

(A) – 8G m 

(B) – 3G m 

(C) – 4G m 

(D) – 2G m

Answer 1

Correct Answer is: (D) – 2G m