Power Electronics Which of the following is not a characteristic of UJT? Intrinsic stand off ratio Negative resistance Peak-point voltage Bilateral conduction Intrinsic stand off ratio Negative resistance Peak-point voltage Bilateral conduction ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Gate circuit or triggering circuit of a thyristor is high power circuit. may be low power or high power circuit. magnetic circuit. lower power circuit. high power circuit. may be low power or high power circuit. magnetic circuit. lower power circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During which time maximum conduction spreading take place in the thyristor during turn ON? Delay time. Same for every case. Rise time. Spread time. Delay time. Same for every case. Rise time. Spread time. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive gate signal. Positive drain signal. Positive source signal. None of these. Positive gate signal. Positive drain signal. Positive source signal. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Typical range of thyristor turn OFF time is 3 - 500 µs. 3 - 50 µs. 3 - 10 µs. 3 - 100 µs. 3 - 500 µs. 3 - 50 µs. 3 - 10 µs. 3 - 100 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Latching current for an SCR inserted between a dc voltage source of 200 V and load is 100 mA. Compute the minimum rate of width pulse required to turn ON the SCR in case load consists of R = 20 Ω in series with L = 0.2 H. 100 µs. 150 µs. 200 µs. 300 µs. 100 µs. 150 µs. 200 µs. 300 µs. ANSWER DOWNLOAD EXAMIANS APP
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