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An AC voltage V = 20 sin 200 π t is applied to a series LCR circuit which drives a current I = 10 sin ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ π + π 3 t 200 . The average power dissipated in

1. 50 W
2. 200 W
3. 173.2 W
4. 21.6 W

Correct answer: 50 W

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