JEE Main 2021 (25 Jul, Shift 2) Physics Q7: Gravitation

Question

Consider a planet in some solar system which has a mass double the mass of earth and density equal to the average density of earth. If the weight of an object on earth is W, the weight of the same object on that planet will be :

(1)W
(2)2 W
(3) $\sqrt{2}$ W
(4) $2^{\frac{1}{3}}$ WOfficial answer

Official answer

Option 4

NTA final key.

Accepted Answer

Option 4: $2^{\frac{1}{3}}$ W

Answer

W

Answer

2 W

Answer

$\sqrt{2}$ W

Answer

$2^{\frac{1}{3}}$ W

JEE Main 25 July 2021, Shift 2, Physics Q7