Question

in a tug of war team A wins and team B loses .which of these team does (a)positive work (b) negative work. Give reason for your answer

Answer 1

team Apositive work 
teamBnegative work 

Answer 2

a) team A do positive work because team A apple force in backward direction and team B is displaced in that direction only
b) team B do negative work because team B apply force in backward direction to pull team A but team B get displaced to opposite direction of force applied