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. 8 36 50 2 8 36 50 2 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Fall time is the time required for a pulse to decrease from 90 to ________% if its maximum values 15 5 10 20 15 5 10 20 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The delta equation of given star connected impedance ZQR is equal to (20 + j10) Ω. 40 Ω. (5 + j10 / 3) Ω. (10 + j30) Ω. (20 + j10) Ω. 40 Ω. (5 + j10 / 3) Ω. (10 + j30) Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be 4:1. 1:2. 1:8. 1:1. 4:1. 1:2. 1:8. 1:1. 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. 39.1 V. 45.5 V. 50.5 V. 31.9 V. 39.1 V. 45.5 V. 50.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Constant K type HPF (high pass filter) having cut off frequency 12 KHz and nominal impedance Ro = 500 Ω Find shunt arm inductor L and series arm capacitance C for T and π section of HPF ? L = 0.0132 mH, C = 0.0132 μF. None of these. L = 3.316 mH, C = 0.0132 μF. L = 3.316 mH, C = 132 μF. L = 0.0132 mH, C = 0.0132 μF. None of these. L = 3.316 mH, C = 0.0132 μF. L = 3.316 mH, C = 132 μF. ANSWER DOWNLOAD EXAMIANS APP