Alternating CurrentHard
Question
If alternating current of rms value ′a′ flows through resistance R then power loss in resistance is :-
Options
A.Zero
B.a2R
C.
D.2a2R
More Alternating Current Questions
A choke coil has :...A coil has resistance 30Ω and inductive resistance 20Ω at 50 Hz frequency. If an ac source, of 200 volt, 100 H...A capacitor of capacitance 100 μF & a resistance of 100W is connected in series with AC supply of 220V, 50Hz. The c...-...A student connects a long air cored - coil of manganin wire to a 100 V D.C. supply and records a current of 25 amp. When...