Electric Circuits A coil of negligible resistance has an induction of 100 mH. The current passing through the coil changes from 2 A to 4 A at a uniform rate in 0.1 sec the voltage across the coil during this time would be __________ V. 50 2 8 36 50 2 8 36 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit what is the power factor just above the resonance frequency? Zero Lagging Leading Unity Zero Lagging Leading Unity ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of supply voltage for 400 W, 4 Ω load is 400 V. 40 V. 20 V. 200 V. 400 V. 40 V. 20 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit given, I = 1 A for Is = 0. What is the value of I for Is = 2 A ? 2 A. 3 A. 1 A. 4 A. 2 A. 3 A. 1 A. 4 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance nR . n2R. n2 / R. R / n2. nR . n2R. n2 / R. R / n2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When water is added to sulphuric acid water start boiling. lot of heat is generated. acid particles get separated. colour of acid changes. water start boiling. lot of heat is generated. acid particles get separated. colour of acid changes. ANSWER DOWNLOAD EXAMIANS APP
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