Compute the total energy in the circuit at t=2.00ms
A
2.5625μJ
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B
4.5625μJ
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C
6.5625μJ
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D
8.5625μJ
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Solution
The correct option is D6.5625μJ Energy stored in capacitor at t=2ms, UC=6.5531μJ (solved earlier) Energy stored in an inductor at t=2ms, UL=0.0094μJ (solved earlier) Total energy stored at that instant UTotal=UC+UL ⟹Utotal=6.5531+0.0094=6.5625μJ