Power Electronics How can we protect SCR from thermal conditions ? Using CB and fuse. Using equalizing circuit. Using heat sink. Use of snubber circuit. Using CB and fuse. Using equalizing circuit. Using heat sink. Use of snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.45. 0.32. 0.67. 0.27. 0.45. 0.32. 0.67. 0.27. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SITH is also known as Filled controlled diode. Filled controlled rectifier. Silicon controlled rectifier. None of these. Filled controlled diode. Filled controlled rectifier. Silicon controlled rectifier. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A 200 A thyristor is to be operated in parallel with a 300 A thyristor. The ON state voltage drops are 1.5 V and 1.2 Volts. What is the value of resistance R to be connected in series with each thyristor, so that current through the combination is 500 A and each of them is fully loaded ? 3.0 ohm 0.03 ohm 0.3 ohm 0.3 ohm 3.0 ohm 0.03 ohm 0.3 ohm 0.3 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a P1N1P2N2 thyristor which layer is less doped ? N1. P2. P1. N2. N1. P2. P1. N2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is 135 μs. 140 μs. 145 μs. 130 μs. 135 μs. 140 μs. 145 μs. 130 μs. ANSWER DOWNLOAD EXAMIANS APP
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