CBSE Class 11-science Answered
The position of a particle is given by r = 4ti +2t^2j)m. Its Y component of velocity at t =1s is
Asked by arushidabhade | 21 Jul, 2019, 07:58: PM
Expert Answer
position vector, r = ( 4t i + 2t2 j ) m
velocity vector, dr/dt = ( 4 i + 4t j ) m
y- component, vy = 4t ; y-component at t =1 s , vy = 4×1 = 4 m/s
Answered by Thiyagarajan K | 21 Jul, 2019, 09:23: PM
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