Keeping the mass of earth as constant, if its radius is reduced to 1//4^(th) of its initial value, then the period of revolution of earth about its own axis and passing through the centre, in hours, in is (Assure earth to be a solid sphere and its initial period of rotation as 24 hrs.)

Keeping the mass of earth as constant, if its radius is reduced to 1//

1.	Keeping the mass of earth as constant, if its radius is reduced to 1//4^(th) of its initial value, then the period of revolution of earth about its own axis and passing through the centre, in hours, in is (Assure earth to be a solid sphere and its initial period of rotation as 24 hrs.)
Answer» `1.5` 12 3 6 Answer :A