Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. Decreases None of these Essentially remains the same Increases Decreases None of these Essentially remains the same Increases 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 A UJT has ___________. None of these One pn junction Three pn junctions Two pn junctions None of these One pn junction Three pn junctions Two pn junctions ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a P1N1P2N2 thyristor which layer is less doped ? N2. P2. N1. P1. N2. P2. N1. P1. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt? 1200 V/µs. 600 V/µs. 1000 V/µs. 800 V/µs. 1200 V/µs. 600 V/µs. 1000 V/µs. 800 V/µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If holding current of a thyristor is 2 mA then latching current should be 0.002 A. 0.009 A. 0.01 A. 0.004 A. 0.002 A. 0.009 A. 0.01 A. 0.004 A. ANSWER DOWNLOAD EXAMIANS APP
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