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electronics and communication engineering networks analysis and synthesis
1. A capacitor whose capacitance Ct = C0 (1- cos ωt) is fed by a sinusoidal voltage v = V0 sin ωt. The equation for current i is
(A): ω C0V0 (cos ωt - cos2 ωt)
(B): ω C0V0 cos ωt
(C): ω C0V0 sin ωt
(D): none of the above
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By: guest on 02 Jun 2017 01.07 am
i = or i = C0 (1 - cos ωt) ωV0 cos ωt = C0ωV0 (cos ωt - cos2 ωt)
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