Let the period of revolution of a planet at a distance R from a star be T. Prove that if it was at a distance of 2R from the star, its period of revolution will be `sqrt(8)T`.

Answer the following questions : Let the period of revolution of a planet at a distance R from a star be T. Prove that if it was at a distance of 2R from the star, its period of revolution will be sqrt8T .

Let the period of revolution of a planet at a distance 2R from a star be T. Prove that if it was at a distance of 8R from the star, its period of revolution will be 8T.

Let the period of revolution of a planet at a distance R from a star be T.Prove that if it was at a distance of 2R formt he star,its period of revolution willb e sqrt8T .

The period of revolution of planet A round from the sun is 8 times that of B. The distance of A from the sun is how many times greater then tht of B from the sun ?

According to Kepler, the period of revolution of a planet ( T ) and its mean distance from the sun ( r ) are related by the equation

If T is the time period of revolution of a satellite, then K.E. is proportional to

The period of oscillation of a mass M, hanging from a spring of force constant k is T. When additional mass m is attached to the spring, the period of oscillation becomes 5T/4. m/M =

If the distance between the earth and sun becomes 1/4 ^(th) , then its period of revolution around the sun will become

The magnetic field at a distance r from a long wire carryimg current I is 0.4 T. The magnetic field at a distance 2r is

The earth revolves round the sun in one year. If the distance between them becomes double, the new period of revolution will be