A body travels first half a distance with velocity v0. The remaining distance was covered with velocity v1 for half the time and v2 for the remaining time. Find the average velocity over the whole time of motion?
hyunxu:
could u give me ans??
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Final Answer : 2v(o)(v1+v2)/((v1+v2)+2v(o))
Understanding:
1) Average velocity = Total Displacement / Total time
Steps:
1) Let AB be the distance (d/2 )covered in time t(1) , BC be covered in t(2) / 2 and CD be covered in t(2)/2 where BC +CD = d/2 .
For Calculation see Pic.
Understanding:
1) Average velocity = Total Displacement / Total time
Steps:
1) Let AB be the distance (d/2 )covered in time t(1) , BC be covered in t(2) / 2 and CD be covered in t(2)/2 where BC +CD = d/2 .
For Calculation see Pic.
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