Power Electronics A triac is a ___________ switch Bidirectional Unidirectional Mechanical None of these Bidirectional Unidirectional Mechanical None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. UJT Triac Transistor Diac UJT Triac Transistor Diac ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ Is increased Remains the same None of these Is decreased Is increased Remains the same None of these Is decreased ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under normal operating condition voltage clamping device offers impedance of low value. high value. zero value. moderate value. low value. high value. zero value. moderate value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is FCT. GTO. MCT. IGBT. FCT. GTO. MCT. IGBT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power electronics essentially deals with control of a.c. power at ___________. 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 Frequencies above 20 kHz ANSWER DOWNLOAD EXAMIANS APP
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