Power Electronics A triac is a ___________ switch Mechanical None of these Bidirectional Unidirectional Mechanical None of these Bidirectional Unidirectional ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have large surface area. high melting point. All of these. high thermal conductivity. large surface area. high melting point. All of these. high thermal conductivity. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions Two Three Four None of these Two Three Four None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Figure shows two thyristors rated 400 A sharing a load current. Current through T2 is 180A. Current through T1 will be 150 A. 120 A. 100 A. 110 A. 150 A. 120 A. 100 A. 110 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor gate signal should present but can be removed. gate signal must be removed. None of these gate signal is always present. gate signal should present but can be removed. gate signal must be removed. None of these gate signal is always present. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under normal operating condition voltage clamping device offers impedance of high value. zero value. low value. moderate value. high value. zero value. low value. moderate value. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS