Power Electronics A triac can pass a portion of ___________ half-cycle through the load. Only positive Only negative None of these Both positive and negative Only positive Only negative None of these Both positive and negative ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Derating factor. Reliability factor. String efficient. Factor of safety. Derating factor. Reliability factor. String efficient. Factor of safety. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is a ___________ switch Bidirectional Unidirectional None of these Mechanical Bidirectional Unidirectional None of these Mechanical ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power electronics essentially deals with control of a.c. power at ___________. Frequencies above 20 kHz Frequencies above 1000 kHz 50 Hz frequency Frequencies less than 10 Hz Frequencies above 20 kHz Frequencies above 1000 kHz 50 Hz frequency Frequencies less than 10 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which one is most suitable power device for high frequency (>100 KHz) switching application? Schottky diode. Microwave transistor. BJT. Power MOSFET. Schottky diode. Microwave transistor. BJT. Power MOSFET. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is not a characteristic of UJT? Bilateral conduction Intrinsic stand off ratio Negative resistance Peak-point voltage Bilateral conduction Intrinsic stand off ratio Negative resistance Peak-point voltage ANSWER DOWNLOAD EXAMIANS APP
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