Shyamdev Yadav

A planet of mass M and a single satellite of mass M/10 revolve in circular orbit about their stationary centre of mass by S.D. Sir Shyamdev Yadav

If the radius of the earth were to shrink by 1% it's mass remains same, acceleration due to gravity on the earth's surface by S.D. Sir Shyamdev Yadav

Work and energy class 9 physics lecture 03 by S.D.Sir Shyamdev Yadav