Class 11 NEET Physics Work, Energy and Power Questions
© examsiri.com
Question : 26 of 91
Marks:
+1,
-0
A body of mass 1 kg begins to move under the action of a time dependent force
= ( 2 t
+ 3 t 2
) N, when
and
are unit vectors along x and y axis. What power will be developed by the force at the time t ?
[NEET 2016 P1]
Go to Question: