Advertisements
Advertisements
Question
If the masses of the Earth and Sun suddenly double, the gravitational force between them will ___________.
Options
remain the same
increase 2 times
increase 4 times
decrease 2 times
Advertisements
Solution
If the masses of the Earth and Sun suddenly double, the gravitational force between them will increase 4 times.
APPEARS IN
RELATED QUESTIONS
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 ____________.
The magnitude of the Sun’s gravitational field as experienced by Earth is
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.
What is meant by the superposition of the gravitational field?
Two bodies of masses m and 4m are placed at a distance of r. Calculate the gravitational potential at a point on the line joining them where the gravitational field is zero.
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?
Earth revolves around the Sun at 30 km s−1. Calculate the kinetic energy of the Earth. In the previous example, you calculated the potential energy of the Earth. What is the total energy of the Earth in that case? Is the total energy positive? Give reasons.
