If suddenly the gravitational force of attraction between Earth and a satellite revolving around it becomes zero, then the satellite will

If mass-energy equivalence is taken into account, when water is cooled to form ice, the mass of water should

At what temperature is the $$r.m.s$$ velocity of a hydrogen molecule equal to that of an oxygen molecule at $${47^ \circ }C?$$

A solid sphere, a hollow sphere and a ring are released from top of an inclined plane (frictionless) so that they slide down the plane. Then maximum acceleration down the plane is for (no rolling)