calculate the work done in increasing the velocity of car of mass 1500kg from 30km/h to 60km/h
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30km/h =30*5/18 =8.33m/s
60km/h= 60*5/18 =16.66m/s
first, 1/2mu*u = 1/2*1500*8.33*8.33 =52041.67
now, 1/2mv*v =1/2*1500*16.66*16.66=208166.7
work done =208166.7-52041.67=183125.03 J
60km/h= 60*5/18 =16.66m/s
first, 1/2mu*u = 1/2*1500*8.33*8.33 =52041.67
now, 1/2mv*v =1/2*1500*16.66*16.66=208166.7
work done =208166.7-52041.67=183125.03 J
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