Question

On a planet ρ (mass density) is same as that of earth while mass of planet is twice than that of earth. Ratio of weight of a body on surface of planet to that on earth is equal to

(1) 1

(2) (2)^1/3

(3) (2)^-1/3

(4) 2

Answer 1

Correct option is (2) (2)^1/3