Power Electronics The latching current of SCR is 20 mA. Its holding current will be 10 mA. 40 mA. 23 mA. 60 mA. 10 mA. 40 mA. 23 mA. 60 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power semiconductor may undergo damage due to Low di/dt. Low dv/dt. High di/dt. High dv/dt. Low di/dt. Low dv/dt. High di/dt. High dv/dt. 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 ? 0.3 ohm 0.03 ohm 0.3 ohm 3.0 ohm 0.3 ohm 0.03 ohm 0.3 ohm 3.0 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 2121.32 A. 6000 A. 1500 A. 4242.64 A. 2121.32 A. 6000 A. 1500 A. 4242.64 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac can pass a portion of ___________ half-cycle through the load. Both positive and negative None of these Only negative Only positive Both positive and negative None of these Only negative Only positive ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is IGBT. MCT. GTO. FCT. IGBT. MCT. GTO. FCT. ANSWER DOWNLOAD EXAMIANS APP
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