A body of mass 1 kg begins to move under the action of a time-dependent force F = (2t î + 3t² ĵ) N. What power will be developed by the force at the time t?
medium
System of Particles and Rotational Motion
2016
physics
1.
(2t³ + 3t⁴) W
2.
(2t³ + 3t⁵) W
3.
(2t² + 3t³) W
4.
(2t² + 4t⁴) W
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