Electric Circuits If one cycle of AC waveform occurs every millisecond, the frequency will be 1000 Hz. 10 kHz. 50 Hz. 100 Hz. 1000 Hz. 10 kHz. 50 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value? (4 + j2 ) pu (2 + j4) pu (3 + j4) pu (4 + j3) pu (4 + j2 ) pu (2 + j4) pu (3 + j4) pu (4 + j3) pu ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Number of branches of a graph should be --------- number of branches of a network equals to greater than less than less than equals to equals to greater than less than less than equals to ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. zero, zero infinite, zero infinite, infinite zero, infinite zero, zero infinite, zero infinite, infinite zero, infinite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is 100 watt. maximum power. zero watt. a few watt. 100 watt. maximum power. zero watt. a few watt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are 2 Ohm and 2.5 Ohm. 1.5 Ohm and 3 Ohm. 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. 2 Ohm and 2.5 Ohm. 1.5 Ohm and 3 Ohm. 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. ANSWER DOWNLOAD EXAMIANS APP