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The position of a particle is given by `r= 3t hati + 2t^2 hatj + 5hatk`, then the direction of `v (t)` at `t = 1 s`
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Mar 19, 2022
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The position of a particle is given by `r= 3t hati + 2t^2 hatj + 5hatk`, then the direction of `v (t)` at `t = 1 s` in
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(a) 45° with X-axis (b) 63° with Y-axis (c) 30° with Y-axis (d) 53° with X-axis
marks1
chapter4
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