Electric Circuits In which of the circuits power factor can be zero? resistive. inductive. capacitive. both ‘a’ and ‘b’ resistive. inductive. capacitive. both ‘a’ and ‘b’ ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following can not be connected in series unless they are identical? Both of above. Resistance. Current source. Voltage source. Both of above. Resistance. Current source. Voltage source. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Emf induced in a coil rotating in a uniform magnetic field will be maximum when the rate of change of flux linkage is minimum. rate of cutting flux by coil sides is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. rate of change of flux linkage is minimum. rate of cutting flux by coil sides is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 100√2 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 100 Hz. 100 V, 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three element having conductance G1, G2 and G3 are connected in parallel. Their combined conductance will be (G1 + G2 + G3) - 1. G1 + G2 + G3. (1 / G1 + 1 / G2 + 1 / G3) - 1. 1 / G1 + 1 / G2 + 1 / G3. (G1 + G2 + G3) - 1. G1 + G2 + G3. (1 / G1 + 1 / G2 + 1 / G3) - 1. 1 / G1 + 1 / G2 + 1 / G3. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced delta connected load has an impedance of 9∠30o Ω per phase. What is the impedance per phase of its equivalent star? 3∠30o Ω. None of these 27∠30o Ω 30∠30o Ω. 3∠30o Ω. None of these 27∠30o Ω 30∠30o Ω. ANSWER DOWNLOAD EXAMIANS APP