A hoop of radius 2 m weighs 100 kg. It rolls along a horizontal floor so that its centre of mass has a speed of `20 cm//s`. How much work has to be done to stop it?

A hoop of radius 2 m weights 100 kg. It rolls along a horizontal floor so that its centre of mass has a speed of 20 cm/s. How much work has to be done to stope it?

A hoop of radius 2m weights 100 kg. It rolls along a horizontal floor so that its centre of mass has speed of 20 cm/s. How much work has to be done to stop it ?

A hoop of radius 2 m weight 100 kg .It rolls along a horizontal floor so that its centre of mass has a speed of 20 cm s^-1 . How much work has to be done to stop it ?

A hoop of radius 2 m weight 100 kg .It rolls along a horizontal floor so that its centre of mass has a speed of 20 cm s^-1 . How much work has to be done to stop it ?

A hoop of radius 2 m weight 100 kg .It rolls along a horizontal floor so that its centre of mass has a speed of 20 cm s^-1 . How much work has to be done to stop it ?

A hoop of radius 2m, weight 100 kg. It rolls along horizontal floor so that its center of mass has a speed of 20 cm/s . How much work has to be done to stop it?

A hoop of radius 3m weighs 150 kg. It rolls along a horizontal floor so that its center of mass has a speed of 15cm//sec . How much work has to be done to stop it? ltbrlt [Hint : A hoop is a ring]

A loop of radius 3 meter and weighs 150kg . It rolls along a horizontal floor so that its centre of mass has a speed of 15 cm//sec . How much work has to be done to stop it -

A hoop ofradius r weights m kg. It rolls-without sliding along a horizontal floor so that its centre of mass has a speed v m/s How much work has to be done to stop it?