Power Electronics The function of snubber circuit connected across the SCR is to suppress dV / dt. increase dV / dt. decrease dV / dt. decrease di / dt. suppress dV / dt. increase dV / dt. decrease dV / dt. decrease di / dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which anode voltage drops from 10 % of its initial value to zero. anode current rises from 90 % to its final value. anode current rises from 10 % to 90 % of its final value. both (A) and (B). anode voltage drops from 10 % of its initial value to zero. anode current rises from 90 % to its final value. anode current rises from 10 % to 90 % of its final value. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Figure shows two thyristors rated 400 A sharing a load current. Current through T2 is 180A. Current through T1 will be 150 A. 110 A. 100 A. 120 A. 150 A. 110 A. 100 A. 120 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum power loss occurs during rise time. spread time. all. delay time. rise time. spread time. all. delay time. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the inter-base resistance (RBB) of a UJT ___________. Remains the same Increases Decreases None of these Remains the same Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
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