Work, Power and EnergyHard
Question
The velocity of a particle of mass of 1 kg changes from 2 m/s north to 2 m/s east in 2 sec. The change in momentum of the particle is :
Options
A.zero
B.2√2 kg m/s south-east
C.√2 kg m/s south-east
D.2√2 kg m/s north-east
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