the mass of a goods trucks is 4000 kg and mass of goods loaded is 2000 kg.if the truck is moving with a velocity of 40km/h.what will be its momentum??
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48000 kg m/s
Given : m 1
=4000 kgm 2
=20000 kg v=2 m/s
Total mass of the 'lorry + goods' system M=4000+20000=24000 kg
∴ Total momentum of the system P=Mv=24000×2=48000 kg m/s.
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