Power Electronics SCR will be turned off when anode current is < latching current but greater than holding current and gate signal is 0. less than holding current. < latching current but greater than holding current and gate signal is present. both (A) and (B). < latching current but greater than holding current and gate signal is 0. less than holding current. < latching current but greater than holding current and gate signal is present. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant Transistor None of these SCR UJT Transistor None of these SCR UJT ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? UJT. Triac. SCR. Diac. UJT. Triac. SCR. Diac. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is normally ON device IGBT. BJT. TRIAC. SIT. IGBT. BJT. TRIAC. SIT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Delay time is defined by the interval when anode current reaches 10 % from forward leakage current. all of these. anode voltage drops from 100 % to 90 % of its actual value. gate current increases from 90 % to 100 % of its final value. anode current reaches 10 % from forward leakage current. all of these. anode voltage drops from 100 % to 90 % of its actual value. gate current increases from 90 % to 100 % of its final value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics How can we protect SCR from thermal conditions ? Using heat sink. Using CB and fuse. Use of snubber circuit. Using equalizing circuit. Using heat sink. Using CB and fuse. Use of snubber circuit. Using equalizing circuit. ANSWER DOWNLOAD EXAMIANS APP
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