Power Electronics If holding current of a thyristor is 2 mA then latching current should be 0.01 A. 0.002 A. 0.004 A. 0.009 A. 0.01 A. 0.002 A. 0.004 A. 0.009 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which anode current rises from 90 % to its final value. anode current rises from 10 % to 90 % of its final value. anode voltage drops from 10 % of its initial value to zero. both (A) and (B). anode current rises from 90 % to its final value. anode current rises from 10 % to 90 % of its final value. anode voltage drops from 10 % of its initial value to zero. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. Essentially remains the same Decreases Increases None of these Essentially remains the same Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During which time maximum conduction spreading take place in the thyristor during turn ON? Rise time. Same for every case. Spread time. Delay time. Rise time. Same for every case. Spread time. Delay time. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If the anode current is 800 A, then the amount of current required to turn off the GTO is about 400 A. 20 A. 200 A. 600 A. 400 A. 20 A. 200 A. 600 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? Voltage clamping device. Snubber circuit. Heat sink. CB and fuse. Voltage clamping device. Snubber circuit. Heat sink. CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
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