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 + j3) pu (2 + j4) pu (4 + j2 ) pu (3 + j4) pu (4 + j3) pu (2 + j4) pu (4 + j2 ) pu (3 + j4) pu ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is still f0. f0 / 4. f0 / 2. 2f0. still f0. f0 / 4. f0 / 2. 2f0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the square of instantaneous current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of the rate of change of current. square of instantaneous current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of the rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is 2 A. 4 A. 1 A. 0 A. 2 A. 4 A. 1 A. 0 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation? 5 W. 1 W. 10 W. 64 W. 5 W. 1 W. 10 W. 64 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be 5 times smaller than before. 25 times larger than before. 5 times greater than before. 10 times greater than before. 5 times smaller than before. 25 times larger than before. 5 times greater than before. 10 times greater than before. ANSWER DOWNLOAD EXAMIANS APP
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