A cricket ball slows down while rolling over grass due to a retarding force
PHYSICS · Single correct · CBSE · Physics · Work, Energy and Power · Work, Energy and Power
Problem
A cricket ball slows down while rolling over grass due to a retarding force. What is the sign of the instantaneous power delivered by this force at any instant during the slowing down?
(a) Positive
(b) Negative
(c) Zero
(d) Cannot be determined from the information given