Power Electronics A thyristor can termed as Square wave switch. Both a and B. AC switch. DC switch. Square wave switch. Both a and B. AC switch. DC switch. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. Increases Decreases Essentially remains the same None of these Increases Decreases Essentially remains the same None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is 30° to 150°. 60° to 180°. 30° to 180°. 60° to 120°. 30° to 150°. 60° to 180°. 30° to 180°. 60° to 120°. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? Triac. Diac. UJT. SCR. Triac. Diac. UJT. SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? None of these. Doping is carried out. Recovery is only 50 µs. Recovery is only 5 µs. None of these. Doping is carried out. Recovery is only 50 µs. Recovery is only 5 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. None of these A sawtooth generator Am amplifier A rectifier None of these A sawtooth generator Am amplifier A rectifier ANSWER DOWNLOAD EXAMIANS APP
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