A car starting from rest undergoes an acceralation of 1.5m/s^2. After four seconds, its speed will be
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from first equation of motion
v = u + at
car starting from rest position ,then u(initial velocity ) = 0
then
v = 0 + 1.5 x 4
v = 6 m/s
so speed after 4 sec. will be 6 m/s
i hope it will help you
regards
v = u + at
car starting from rest position ,then u(initial velocity ) = 0
then
v = 0 + 1.5 x 4
v = 6 m/s
so speed after 4 sec. will be 6 m/s
i hope it will help you
regards
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