Gravitation Question 139
Question: The escape velocity of a sphere of mass m from earth having mass M and radius R is given by [NCERT 1981, 84; CBSE PMT 1999]
Options:
A)$ [\sqrt{\frac{2GM}{R}}] $
B) $ [2\sqrt{\frac{GM}{R}}] $
C) $ [\sqrt{\frac{2GMm}{R}}] $
D) $ [\sqrt{\frac{GM}{R}}] $
Show Answer
Answer:
Correct Answer: A
Solution:
Escape velocity does not depend on the mass of the projectile