Calculate the work require to be done to stop a car of 1500 kg moving at a velocity of 60 km/ h

Calculate the work require to be done to stop a car of 1500 kg moving

1.	Calculate the work require to be done to stop a car of 1500 kg moving at a velocity of 60 km/ h
Answer» 2083333.33 j A N S W E Rm=1500kgu= 60km/h =60* 5/18 = 50/3m/sv =0m/sw = change in its KE.initial KE =1/2 mu2final KE=1/2mv²w = 1/2mv2\xa0\xa0- 1/2 mu2 =1/2m(v2-u2)= 1/2 * 15000{0- (50/3)2}= - 208333.33J