Q 11-07-005NEETNEET 2025Top questionEasy
A body weighs $48$ N on the surface of the earth. The gravitational force experienced by the body due to the earth at a height equal to one-third the radius of the earth from its surface is :
Answer: (B) $27$ N
Concept. $F = F_0\left(\dfrac{R}{R + h}\right)^2$.
Step 1. Substitute. $48 \times \left(\dfrac{3}{4}\right)^2 = 27$ N.
Answer. $27$ N (Option B).
Solution by Sreeraj P, M.Sc Physics