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If a man has a velocity varying with tim...

If a man has a velocity varying with time given as `v=3t^(3),v` is in `m//s` and `t` in `sec` then `:`

Find out the velocity of the man after `4 sec`.

A

18 m/s

B

9 m/s

C

27 m/s

D

36 m/s

Text Solution

Verified by Experts

The correct Answer is:
C
`v=3t_(2)`
`v=3(3)_(2)=17 m//s`.
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