Force between two identical bar magnets whose centres are r metre apart is `4.8 N`, when their axes are in the same line. If separation is increased to `2r`, the force between them is reduced to

Force between two identical bar magnets whose centres are r metre apart is 4.8N, when their axes are in the same line.If separation is increased to 2r ,the force between them is reduced to

Force between two identical bar magnets whose centres are metre apart is 4.8N when their axes are in the same line. If the separation is increased to 2r metre, then the force between them is reduced

Gravitational force between two masses at a distance 'd' apart is 6N. If these masses are taken to moon and kept at same separation, then the force between them will become :

Gravitational force between two masses at a distance 'd' apart is 6N. If these masses are taken to moon and kept at same separation, then the force between them will become :

Gravitational force between two masses at a distance 'd' apart is 6N. If these masses are taken to moon and kept at same separation, then the force between them will become :