Question

help me plz


By the use of a pulley a man raised a weight of 100kg to a height of 30m in 20min 10sec, find the average power required​

Answer 1

Answer:

bro Power=Work/Time=F.s/t=mgs/t=(100×9.8×50)/50=980W

Answer 2

Dear Student,

m=100 kg , h=30m , t=130 sec . power=work donetime =mght=100*10*30/130=230.77 Watt.Regards

hope it helps