Power Electronics How can we protect SCR from thermal conditions ? Using CB and fuse. Using equalizing circuit. Use of snubber circuit. Using heat sink. Using CB and fuse. Using equalizing circuit. Use of snubber circuit. Using heat sink. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If holding current of a thyristor is 2 mA then latching current should be 0.01 A. 0.009 A. 0.004 A. 0.002 A. 0.01 A. 0.009 A. 0.004 A. 0.002 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? SCR. Diac. Triac. UJT. SCR. Diac. Triac. UJT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions Four Three None of these Two Four Three None of these Two ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant Transistor None of these UJT SCR Transistor None of these UJT SCR ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum power loss occurs during rise time. all. spread time. delay time. rise time. all. spread time. delay time. ANSWER DOWNLOAD EXAMIANS APP
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