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a body is projected vertically upward if T1 and t2 be the times at which it is at height H above the point of projection |
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Answer» a body is projected VERTICALLY UPWARDS from the ground.It is found at the same ELEVATION at t=3 and t=7s after PROJECTION.Find the projection speed. Answer. U=g÷2(t1+t2) =5×(3+7) =5×10 =50m/s.
U=g÷2(t1+t2) =5×(3+7) =5×10 =50 Hope this helps you dear friend\ |
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