Power applied to a particle varies with time as P = (3t 2 – 2t + 1) W, where t is in…
Physics · JEE Main · NTA Exams — Work, Energy and Power
Power applied to a particle varies with time as
P = (3t2 – 2t + 1) W, where t is in second. Find the change in its kinetic energy between time t = 2s and t = 4s.
P = (3t2 – 2t + 1) W, where t is in second. Find the change in its kinetic energy between time t = 2s and t = 4s.
- 32 J
- 46 J
- 61 J
- 102 J
Answer
(B) 46 J
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