Two particles A and B of masses 1 kg and 2 kg respectively are kept 1 m apart and are released to move under mutual attraction. Find The speed A when that of B is 3.6 cm/hour. What is the separation between the particles at this instant?

Two particles A and B of masses 1 kg and 2 kg respectively are kept 1 m apart and are released to move under mutual attraction. Find The speed A when that of B is 3.6 cm/hr. What is the separation between the particles at this instant?

Two particles A and B of masses 1kg and 2kg , respectively, are kept at a very large separation. When they are released, they move under their gravitational attraction. Find the speed (in 10^(-5) m//s ) of A when that of B is 3.6 cm//hr .

Two particles P and Q of masses 2 kg and 4 kg initially at a distance of 2m from each other are released. If the particles move under mutual attraction, then find speed of particles P when speed of Q is 5 cm/hour. Also find the separation between these particles at this instant.

Two particles A and B of mass 1 kg and 4 kg respectively approach each other due to their mutual gravitational force only. Then the ratio of acceleration of A to B at any instant is

Two small bodies of masses 10 kg and 20 kg are kept a distnce 1.0 m apart and released. Assuming that only mutual gravitational force are acting, find the speeds of te particles when the separation decreases to 0.5 m.

Two particles of masses 4kg and 6kg are separated by a distance of 20cm and are moving towards each other under mutual force of attraction, the position of the point where they meet is

Two particles of masses 1 kg and 2 kg are placed at a separation of 50 cm find out gravitational force between them

Two particles each of equal mass (m) move along a circle of radius (r) under the action of their mutual dravitational. Find the speed of each particle.

Two particles of equal mass go round a circle of radius R under the action of their mutual gravitational attraction. Find the speed of each particle.

10 Two particles of masses m_(1) and m_(2) initially at rest start moving towards each other under their mutual force of attraction. The speed of the centre of mass at any time t, when they are at a distance r apart, is