Math, asked by sonu7862, 1 year ago

calculate the work required to be don to stop a carof 1500kg moving at a speed of 54km/h​

Answers

Answered by kalyaniprasad8
0

Velocity of car=54 km/hr= 5*54/18 m/s= 15 m/s

Mass= 1500 kg

Work= Change in kinetic energy= 1/2 * 1500 * 225 J= 750*225 J= 168750 J= 168.75 kJ

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