find the change in momentum of a car weighing 1500 kg when its speed increases from 36 km per hour to 72 km per hour
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initial momentum=mv=1500×10=15000
final momentum=mv=1500×20=30000
hence change is 30000-15000=15000
final momentum=mv=1500×20=30000
hence change is 30000-15000=15000
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