Electric Circuits In which of the circuits power factor can be zero? resistive. capacitive. both ‘a’ and ‘b’ inductive. resistive. capacitive. both ‘a’ and ‘b’ inductive. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is 0 V. 100 V. 75 V. 125 V. 0 V. 100 V. 75 V. 125 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What would be the power given by source V2? 5 W. 0 W. 10 W. - 5 W. 5 W. 0 W. 10 W. - 5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of unity impulse function at time (t) = 0 is indeterminate. 0. infinite. 1. indeterminate. 0. infinite. 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+? open circuit. short circuit. dielectric losses increases. dielectric losses decreases. open circuit. short circuit. dielectric losses increases. dielectric losses decreases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If N is the number of nodes and b is the number of branches in a network, then rank of cut set matrix is N - 1. b - N + 1. N. b - N - 1. N - 1. b - N + 1. N. b - N - 1. ANSWER DOWNLOAD EXAMIANS APP