Power Electronics Thyristor can be protected from over voltages by using fuse. snubber circuit. voltage clamping device. heat sink. fuse. snubber circuit. voltage clamping device. heat sink. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which anode current rises from 10 % to 90 % of its final value. anode voltage drops from 10 % of its initial value to zero. anode current rises from 90 % to its final value. both (A) and (B). anode current rises from 10 % to 90 % of its final value. anode voltage drops from 10 % of its initial value to zero. anode current rises from 90 % to its final value. 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 SCR UJT Transistor None of these SCR UJT Transistor None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Cathode, anode, gate None of these Drain, source, gate Two main terminal and a gate terminal Cathode, anode, gate None of these Drain, source, gate Two main terminal and a gate terminal ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During gate recovery time charge carriers of J2 junction is swept out. charge carriers of J3 junction is removed. charge carrier of J1 junction removed. charge carriers of J2 junction recombined. charge carriers of J2 junction is swept out. charge carriers of J3 junction is removed. charge carrier of J1 junction removed. charge carriers of J2 junction recombined. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The typical value of SCR for modern alternator is 1.0. 1.5. 0.5. 1.2. 1.0. 1.5. 0.5. 1.2. ANSWER DOWNLOAD EXAMIANS APP
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