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. 0.5 1 3.149 2.56 0.5 1 3.149 2.56 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 Ohm resistor has power rating of 1W. Find the maximum current rating. 0.01 A. 0.1 A. 0.316 A. 1 A. 0.01 A. 0.1 A. 0.316 A. 1 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 4.123 V. 7 V. {3 + 2(1.141)} V. 5 V. 4.123 V. 7 V. {3 + 2(1.141)} V. 5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is time period T? Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to reach the peak value. Time taken by an alternating quantity to complete one full cycle. Time taken by an alternating quantity to complete the (-)ve half. Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to reach the peak value. Time taken by an alternating quantity to complete one full cycle. Time taken by an alternating quantity to complete the (-)ve half. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is 18 µ joules. 55.1 µ joules. 20 µ joules. 10 µ joules. 18 µ joules. 55.1 µ joules. 20 µ joules. 10 µ joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The synchronous speed for the seventh space harmonic mmf wave of 8 pole, 50 Hz induction machine will be 107.14 rpm in reverse direction. 107.14 rpm in forward direction. 5250 rpm in reverse direction. 5250 rpm in forward direction. 107.14 rpm in reverse direction. 107.14 rpm in forward direction. 5250 rpm in reverse direction. 5250 rpm in forward direction. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS