Circular disc of mass 2kg and radius 1 metre is rotating about an axis perpendicular to its plane and passing through its centre of mass with a rotational kinetic energy of 8Joules. The angular momentum in (J sec) is

Circular disc of mass 2kg and radius 1 metre is rotating about an axis

1.	Circular disc of mass 2kg and radius 1 metre is rotating about an axis perpendicular to its plane and passing through its centre of mass with a rotational kinetic energy of 8Joules. The angular momentum in (J sec) is
Answer» `8` `4` `2` `1` ANSWER :B