If mass of earth is , radius is and gravitational constant is , then work done to take mass from earth surface to infinity will be |
|||||||
a) |
b) |
c) |
d) |
If mass of earth is , radius is and gravitational constant is , then work done to take mass from earth surface to infinity will be |
|||||||
a) |
b) |
c) |
d) |
(b) Potential energy of the mass which is placed at the earth surface Its potential energy at infinite = 0 Work done = change in potential energy |