Power Electronics A triac is a ___________ switch Unidirectional None of these Mechanical Bidirectional Unidirectional None of these Mechanical Bidirectional ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is simply ___________. A three junction device A single junction device None of these A triac without gate terminal A three junction device A single junction device None of these A triac without gate terminal 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 None of these Transistor SCR UJT None of these Transistor SCR UJT ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is used in heat sink? Aluminium. Silver. Iron. Carbon. Aluminium. Silver. Iron. Carbon. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The normal way to turn on a diac is by ___________. Gate voltage Gate current Breakover voltage None of these Gate voltage Gate current Breakover voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics 60 thyrsistors are connected in series and parallel to form a 10 KV and 5.5 KA switch. Each thyristor is rated for 1.2 KV, 1 KA. The no. of parallel path are 6. The efficiency of the switch is 76.3 %. 83.3 %. 91.6 %. 90.9 %. 76.3 %. 83.3 %. 91.6 %. 90.9 %. ANSWER DOWNLOAD EXAMIANS APP
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