Electric Circuits Absolute permittivity of dielectric medium is represented as εr/ε0 εr εrε0 ε0 εr/ε0 εr εrε0 ε0 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between time period T and frequency? T = frequency. T = 0.5 / frequency. T = 0.85 / frequency. T = 1 / frequency. T = frequency. T = 0.5 / frequency. T = 0.85 / frequency. T = 1 / frequency. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of a capacitor of (1 / 2μF) F at 103 Hz is 10- 3 μF. 10 3 μF. 10 6 μF. 10- 6 μF. 10- 3 μF. 10 3 μF. 10 6 μF. 10- 6 μF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What are the points to be mentioned in specifying main switches? Voltage grade. Both A and B. None of these. Current rating. Voltage grade. Both A and B. None of these. Current rating. ANSWER DOWNLOAD EXAMIANS APP
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 36 8 50 2 36 8 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Whenever current is supplied by a source its terminal voltage remains constant. increases exponentially. increases. decreases. remains constant. increases exponentially. increases. decreases. ANSWER DOWNLOAD EXAMIANS APP