Advertisements
Advertisements
प्रश्न
The work done by Sun on Earth at any finite interval of time is
विकल्प
positive, negative or zero
Strictly positive
Strictly negative
It is always zero
उत्तर
It is always zero
APPEARS IN
संबंधित प्रश्न
If the masses of the Earth and Sun suddenly double, the gravitational force between them will ___________.
The work done by the Sun’s gravitational force on the Earth is __________.
If the mass and radius of the Earth are both doubled, then the acceleration due to gravity g'
An object of mass 10 kg is hanging on a spring scale which is attached to the roof of a lift. If the lift is in free fall, the reading in the spring scale is ___________.
Will the angular momentum of a planet be conserved? Justify your answer.
Define the gravitational field.
Define gravitational potential energy.
What is the difference between gravitational potential and gravitational potential energy?
If the Earth’s pull on the Moon suddenly disappears, what will happen to the Moon?
If the ratio of the orbital distance of two planets `"d"_1/"d"_2` = 2, what is the ratio of gravitational field experienced by these two planets?
