Networks Analysis and Synthesis

Q1: An R-L series circuit has R = 5 Ω and L = .01 H. It is fed by ac 50 Hz supply. The rms current in the circuit is 5 A. The active power supplied by the source is

A 25 W

B 50 W

C 125 W

D 250 W

ANS:C - 125 W

P = I2R = 52(5) = 125 W.



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