Electric Circuits Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A. 1 2.56 3.149 0.5 1 2.56 3.149 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Fall time is the time required for a pulse to decrease from 90 to ________% if its maximum values 5 20 15 10 5 20 15 10 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is referred as the average value in AC opearation? Average of all values of the (+)ve and (-)ve half. Average of all values of the phase sequences. Average of all values of an alternating quantity over a complete cycle. Average of all values of an alternating quantity. Average of all values of the (+)ve and (-)ve half. Average of all values of the phase sequences. Average of all values of an alternating quantity over a complete cycle. Average of all values of an alternating quantity. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced star connected load with impedance of 30j - 300 Ω is supplied from a 3 - phase, 4-wire, 173 V system, the voltages to neutral being 100j -900, 100j - 300 and 100j -1500 V. The current in neutral wire is 5 A. zero. 50 A. 8.85 A. 5 A. zero. 50 A. 8.85 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoff’s voltage law is used for loop analysis. representing a current source. nodal analysis. finding equivalent resistance. loop analysis. representing a current source. nodal analysis. finding equivalent resistance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the temperature of the inductor. square of instantaneous current. square of the rate of change of current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of instantaneous current. square of the rate of change of current. product of the instantaneous current and rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
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