Why is the work done by a centripetal force equal to zero?

What is the work done by centripetal force ?

What is the work done by centripetal force?/

What is the work done by the centripetal force in circular motion ?

A ball moves along a circle under the infulence of centripetal force. What is the work done by the centripetal force on the ball?

What is the work done by centripetal force in moving a body through half of the cycle ?

What is the work done by centripetal force in moving a body through half cycle on the circular path of radius 35m

What is the work done by centripetal force in moving a body through half cycle on the circular path of radius 35 m ?