InterviewSolution
HEY MATE HERE IS YOUR ANSWER: ZERO WORK DONE MEANS WHEN THE DISPLACEMENT IS ZERO. WHEN YOU SET MOTION AN OBJECT IN SPACE BY PUSHING IT ONCE AND YOU MUST REMAIN MOVE LITERALLY FOREVER. WHEN A BODY MOVES AROUND A CIRCLE THE WORK DONE IS ZERO BECAUSE cos90=0.HOPE IT HELPS YOU
Your experience on this site will be improved by allowing cookies. Read Cookie Policy