The latching current of GTO should be of order
The latching current of GTO should be of order
A. 100 mA
B. 500 mA
C. 1 A
D. 2 A
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AC power in a load can be controlled by using_____________?
AC power in a load can be controlled by using_____________?A. two SCR’s in parallel opposition
B. two SCR’s in series
C. three SCR’s in series
D. four SCR’s in seriesSwitching frequency of SITH is____________?
Switching frequency of SITH is____________?A. 5 KHz
B. 10 KHz
C. 60 KHz
D. 100 KHzFor swept frequency measurements, the input impedance of the mismatched transmission line would vary with frequency as the electrical length of the transmission line would
For swept frequency measurements, the input impedance of the mismatched transmission line would vary with frequency as the electrical length of the transmission line wouldA. Decrease with frequency
B. Remains same with change in frequency
C. Increase with frequency
D. Either A. or B.The typical time of rising time lies between______________?
The typical time of rising time lies between______________?A. 10 – 20 µs
B. 40 – 60 µs
C. 1 – 4 µs
D. 90 – 100 µsFor power output higher than 15 kW, the suitable rectifier is________________?
For power output higher than 15 kW, the suitable rectifier is________________?A. Single phase
B. 3 phase
C. Poly phase
D. Only (b) and (c)For commutation in three phase PAC, normally balanced three phase voltages VR, VY and VB are connected to the three legs of the converter via______________?
For commutation in three phase PAC, normally balanced three phase voltages VR, VY and VB are connected to the three legs of the converter via______________?A. Three inductances
B. Three capacitances
C. Three resistance
D. Three transistors