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CBSE Class 11-science Answered

X = t2 + 2t Find velocity at t = 2 Sec
Asked by piyushhoney2006 | 20 Jun, 2022, 16:12: PM
answered-by-expert Expert Answer
displacement x = t2 + 2 t
 
velocity v = dx/dt = 2t+2 = 2 ( t+1 )
 
velocity at t = 2 s , v = 2(2+1) = 6 velocity units
Answered by Thiyagarajan K | 20 Jun, 2022, 17:05: PM
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