The gravitational potential at a point above the surface of earth is -5.12 × 10⁷ ~J / kg and the acceleration due to gravity at that point is 6.4 ~m / s². Assume that the mean radius of earth to be 6400 ~km. The height of this point above the earth's surface is:

Gravitation: JEE Main 2024 Physics question

JEE Main 2024 · 30 Jan, Morning shift · Q7240

JEE Main 202430 Jan, Morning shiftPhysicsMediumGravitation159× since 2002

The gravitational potential at a point above the surface of earth is

-5.12 \times 10^7 \mathrm{~J} / \mathrm{kg}

and the acceleration due to gravity at that point is

6.4 \mathrm{~m} / \mathrm{s}^2

. Assume that the mean radius of earth to be

6400 \mathrm{~km}

. The height of this point above the earth's surface is :

JEE Main 2024 Gravitation Question with Solution (30 Jan Morning shift, Q7240) | JEE Arc