Power Electronics A diac is turned on by ___________. Gate current None of these Gate voltage A breakover voltage Gate current None of these Gate voltage A breakover voltage ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. Three pn junctions Two pn junctions None of these One pn junction Three pn junctions Two pn junctions None of these One pn junction ANSWER DOWNLOAD EXAMIANS APP
Power Electronics For series connected SCR’s dynamic equalising circuit consists of series R and diode with C across R. R and C in series but with diode across C. series R and diode with C across R. R and C in series but with diode across R. series R and diode with C across R. R and C in series but with diode across C. series R and diode with C across R. R and C in series but with diode across R. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? UJT. Triac. Diac. SCR. UJT. Triac. Diac. SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics How can we protect SCR from thermal conditions ? Use of snubber circuit. Using heat sink. Using equalizing circuit. Using CB and fuse. Use of snubber circuit. Using heat sink. Using equalizing circuit. Using CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is a ___________ switch None of these Unidirectional Bidirectional Mechanical None of these Unidirectional Bidirectional Mechanical ANSWER DOWNLOAD EXAMIANS APP
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