Power Electronics A diac is turned on by ___________. None of these Gate current Gate voltage A breakover voltage None of these Gate current Gate voltage A breakover voltage ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Between the peak point and the valley point of UJT emitter characteristics we have ___________ region Negative resistance None of these Saturation Cut-off Negative resistance None of these Saturation Cut-off ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is equivalent to two SCRs ___________. In inverse-parallel In parallel None of these In series In inverse-parallel In parallel None of these In series ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. None of these Decreases Essentially remains the same Increases None of these Decreases Essentially remains the same Increases ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCRs are used in series to meet low voltage demand. low current demand. high current demand. high voltage demand. low voltage demand. low current demand. high current demand. high voltage demand. ANSWER DOWNLOAD EXAMIANS APP
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