Gravitation Question 126
Question: If mass of earth is M, radius is R and gravitational constant is G, then work done to take 1 kg mass from earth surface to infinity will be [RPET 1997]
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: B
Solution:
Potential energy of the 1 kg mass which is placed at the earth surface =