a body is moving along a straight line at 20 m per second undergoes an acceleration of 4 metre per second square after 2 second it is speed will be
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a=4
t=2
initial velocity =20
a=v-u/t
4=v-20/2
8=v-20
28m/s=v
t=2
initial velocity =20
a=v-u/t
4=v-20/2
8=v-20
28m/s=v
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