what is the work to be done to increase the velocity from 18km per hour to 19 km per hour if the mass is 2000 kg
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u=18km/h=5m/s
v=19km/h=95/18m/si
m=2000kg
BY WORK ENERGY THEOROM,
W=1/2m(v2-u2)
solve it and the answer would be 2954.93J
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