The position of a particle is given by →r=3t^i+√3t2^j−4^k where t is in seconds and →r is meters. Find out magnitude of velocity →v and angle made by velocity →v with X-axis at t=√3 s.

The position of a particle is given by →r=3t^i+√3t2^j−4^k where

1.	The position of a particle is given by →r=3t^i+√3t2^j−4^k where t is in seconds and →r is meters. Find out magnitude of velocity →v and angle made by velocity →v with X-axis at t=√3 s.
Answer» The position of a particle is given by $\to r = 3 t^i + \sqrt{3} t^{2}^j - 4^k$ where $t$ is in seconds and $\to r$ is meters. Find out magnitude of velocity $\to v$ and angle made by velocity $\to v$ with X-axis at $t = \sqrt{3} s .$

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The position of a particle is given by →r=3t^i+√3t2^j−4^k where t is in seconds and →r is meters. Find out magnitude of velocity →v and angle made by velocity →v with X-axis at t=√3 s.

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