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what is change in momentum of a car weighting 1500 kg when its speed increases from 36 kg/hr to 72 km/hr uniformly ? |
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Answer» Answer: 15000kgm/s
Explanation: V FINAL= 72 km/hr = 72×5/18= 20 m/s V initial= 36 km/hr = 10 m/s ∆p= m(V final - V initial) ∆p= 1500(20-10) ∆p= 1500×10 ∆p= 15000 kgm/s |
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