Question

An object of mass (1 , kg) is taken to a height from the surface of Earth, which is equal to three times the radius of Earth. The gain in potential energy of the object will be

(a) (0 , J)
(b) (3 × 10¹⁰ , J)
(c) (6 × 10¹⁰ , J)
(d) (9 × 10¹⁰ , J)