Advertisements
Advertisements
प्रश्न
If the Earth’s pull on the Moon suddenly disappears, what will happen to the Moon?
Advertisements
उत्तर
Earth’s pull is, F = `("GM"_"E""M"_"m")/("R"_"m"^2)`
The moon will move away with the largest distance of approach. The motion of the moon would cease.
APPEARS IN
संबंधित प्रश्न
If the masses of the Earth and Sun suddenly double, the gravitational force between them will ___________.
A planet moving along an elliptical orbit is closest to the Sun at distance r1 and farthest away at a distance of r2. If v1 and v2 are linear speeds at these points respectively. Then the ratio `"v"_1/"v"_2` is
If the distance between the Earth and Sun were to be doubled from its present value, the number of days in a year would be ___________.
The gravitational potential energy of the Moon with respect to Earth is ____________.
Write unit of the gravitational field.
Derive the expression for gravitational potential energy.
Prove that at points near the surface of the Earth, the gravitational potential energy of the object is U = mgh.
The work done by Sun on Earth in one year will be
The work done by Sun on Earth at any finite interval of time is
Calculate the gravitational field at point O due to three masses m1, m2 and m3 whose positions are given by the following figure. If the masses m1 and m2 are equal what is the change in a gravitational field at the point O?

