Alternating CurrentHard

Question

A 100 volt AC source of  angular frequency 500 rad/s is connected to a LCR circuit with L = 0.8 H, C = 5 μF and R = 10 Ω, all connected in series. The potential difference across the resistance is

Options

A.volt
B.100 volt
C.50 volt
D.50√3

Solution

Irms =
P.d. across resistance = R Irms  =  100 volt.

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