Power Electronics Which one is most suitable power device for high frequency (>100 KHz) switching application? Power MOSFET. Schottky diode. BJT. Microwave transistor. Power MOSFET. Schottky diode. BJT. Microwave transistor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Negative resistance Cut-off Saturation None of these Negative resistance Cut-off Saturation None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of SCR is 20 mA. Its holding current will be 23 mA. 40 mA. 10 mA. 60 mA. 23 mA. 40 mA. 10 mA. 60 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is turned on by ___________. Gate current Gate voltage None of these A breakover voltage Gate current Gate voltage None of these A breakover voltage ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following devices has highest di/dt and dv/dt capability? SITH. SIT. SCR. GTO. SITH. SIT. SCR. GTO. 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 60° to 180°. 30° to 180°. 30° to 150°. 60° to 120°. 60° to 180°. 30° to 180°. 30° to 150°. 60° to 120°. ANSWER DOWNLOAD EXAMIANS APP
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