Power Electronics Which semiconductor device acts like a diode and two transistor? SCR. Triac. UJT. Diac. SCR. Triac. UJT. Diac. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. None of these Saturation Negative resistance Cut-off None of these Saturation Negative resistance Cut-off ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? None of these. Insulation failure. Breakdown of junction. Local hot spot. None of these. Insulation failure. Breakdown of junction. Local hot spot. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The typical value of SCR for modern alternator is 0.5. 1.5. 1.0. 1.2. 0.5. 1.5. 1.0. 1.2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What may happen high dV / dt? Anyone of these. Unwanted turn ON. Both A and B. Breakdown of J2 junction. Anyone of these. Unwanted turn ON. Both A and B. Breakdown of J2 junction. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the emitter terminal of a UJT is open, the resistance between the base terminal is generally ___________. None of these Extremely low Low High None of these Extremely low Low High ANSWER DOWNLOAD EXAMIANS APP
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