A capacitor of 0.3 mF has a voltage of 25 cos(250t). The energy stored in it at t = 10 ms is:

Power System Analysis and Design (MindTap Course List)
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ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
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Chapter2: Fundamentals
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Problem 2.27P: An industrial load consisting of a bank of induction motors consumes 50 kW at a power factor of 0.8...
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A capacitor of 0.3 mF has a voltage of 25 cos(250t). The energy
stored in it att 10 ms is:
Select one:
O a. 11.84 m)
O b. 60.17 mJ
O c. 20 mJ
O d. None of these answers is correct
O e. -21.76 mJ
Transcribed Image Text:A capacitor of 0.3 mF has a voltage of 25 cos(250t). The energy stored in it att 10 ms is: Select one: O a. 11.84 m) O b. 60.17 mJ O c. 20 mJ O d. None of these answers is correct O e. -21.76 mJ
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