CBSE Class 9 Answered
6. a bus moving along a straight line at 20m/s undergoes an acceleration of 4m/s sq. after 2 sec
Asked by rohanganu | 07 Jun, 2009, 12:53: PM
Expert Answer
Velocity after 2 seconds,v=u+at=20+4(2) =28 ms-1
Answered by | 07 Jun, 2009, 04:04: PM
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