Gravitation Question 64

Question:Two planets of radii in the ratio 2 : 3 are made from the material of density in the ratio 3 : 2. Then the ratio of acceleration due to gravity [g1/g2] at the surface of the two planets will be [J & K CET 2004]

Options:

A) 1

B) 2.25

C) 4/9

D) 0.12

Show Answer

Answer:

Correct Answer: A

Solution:

[g1g2=ρ1ρ2×R1R2=32×23=1]



NCERT Chapter Video Solution

Dual Pane