A force of 12N acts on a mass of 1.5 kg at rest for 3s. Find the final v and the momentum of the body after 3s.
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Force=ma=12N
=> a=12/1.5
=> a=8m/s^2
v=u+at
v=0+(8)(3). v=24m/s
P=mv
P=1.5 x 24 = 36 kg m/sec
=> a=12/1.5
=> a=8m/s^2
v=u+at
v=0+(8)(3). v=24m/s
P=mv
P=1.5 x 24 = 36 kg m/sec
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