the answer is in the parenthesis i just need to know how to work it outA crane lifts a 48 kg load at a speed of 1.4 m/sHow much power was delivered? (659 W)
if the hot water tank is electric then shut it off otherwise leave it, plumbing pipes burst when frozen so the faster you get it thawed the less damage it will be
Power work/time Fd /t Fv (mg)(v) (48)(9.8)(1.4) 660 W
