Current Electricity and Electrical InstrumentHard
Question
A 100 V, 50 Hz A.C. supply is connected to a series L-R circuit. The current in the circuit is 5A and the average power dissipated is 100W the value of R is :-
Options
A.5 Ω
B.4 Ω
C.1 Ω
D.2 Ω
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