Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be 40.4o. 32.1o. 28.8o. 20.2o. 40.4o. 32.1o. 28.8o. 20.2o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When power factor angle is varying, the shape of the current locus is Triangle Circle Semicircle Straight line Triangle Circle Semicircle Straight line ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following carbon coded resistor has value of 10k ohm with 20% tolerance? Orange, orange, black and gold stripes. Yellow, violet, yellow and silver stripes. Red, red, green and silver stripes. Brown, black, orange and no tolerance band. Orange, orange, black and gold stripes. Yellow, violet, yellow and silver stripes. Red, red, green and silver stripes. Brown, black, orange and no tolerance band. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in magnitude. none of these. direction. both ‘a’ and ‘b’. magnitude. none of these. direction. both ‘a’ and ‘b’. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When power factor angle is constant, then shape of the current locus is triangle. circle. semi circle. straight line. triangle. circle. semi circle. straight line. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is f0 / 2. still f0. 2f0. f0 / 4. f0 / 2. still f0. 2f0. f0 / 4. ANSWER DOWNLOAD EXAMIANS APP
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