A body of mass 1 {\kg} begins to move under the action of a time dependent force \overrightarrow{F}= (t \stackrel{\^}{i}+3 t^2 \stackrel{\^}{j}) N. where \stackrel{\^}{ {\i} and \stackrel{\^}{ {\j} are the unit vectors along {\x} and {\y} axis. The power developed by above force, at the time t=2 s. will be____ W. [24-Jan-2023 Shift 2]

Work, Power and Energy Part 1

Section: Physics

Question : 14 of 100

Marks: +1, -0

A body of mass 1‌kg begins to move under the action of a time dependent force

→

=(t

+3t2

)N. where

and

are the unit vectors along x and y axis. The power developed by above force, at the time t=2s. will be____ W.

[24-Jan-2023 Shift 2]

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