Electric Circuits The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it? None of these. 2 V. 1 V. 0.5 V. None of these. 2 V. 1 V. 0.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits One ampere hour charge is equivalent to 36000 coulombs. 360 coulombs. 3600 coulombs. 36 coulombs. 36000 coulombs. 360 coulombs. 3600 coulombs. 36 coulombs. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch? Single way switch doesn exist. No. Yes. Single way switch doesn operate at such current ratings. Single way switch doesn exist. No. Yes. Single way switch doesn operate at such current ratings. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which part of magnetic path requires largest mmf? Inductance. Air gap. Core. Coil. Inductance. Air gap. Core. Coil. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is 31.9 V. 50.5 V. 45.5 V. 39.1 V. 31.9 V. 50.5 V. 45.5 V. 39.1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are 25 Ω and 5 Ω. 50 Ω and 200 Ω. 40 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. 50 Ω and 200 Ω. 40 Ω and 200 Ω. 40 Ω and 40 Ω. ANSWER DOWNLOAD EXAMIANS APP
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