Power Electronics A triac has ___________ semiconductor layers. Two Five Three Four Two Five Three Four ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.27. 0.32. 0.67. 0.45. 0.27. 0.32. 0.67. 0.45. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power MOSFET has three terminals called Drain, source and gate. Drain, source and base. Collector, emitter and base. Collector, emitter and gate. Drain, source and gate. Drain, source and base. Collector, emitter and base. Collector, emitter and gate. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor gate signal must be removed. None of these gate signal should present but can be removed. gate signal is always present. gate signal must be removed. None of these gate signal should present but can be removed. gate signal is always present. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Latching current for an SCR inserted between a dc voltage source of 200 V and load is 100 mA. Compute the minimum rate of width pulse required to turn ON the SCR in case load consists of R = 20 Ω in series with L = 0.2 H. 100 µs. 200 µs. 300 µs. 150 µs. 100 µs. 200 µs. 300 µs. 150 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac can pass a portion of ___________ half-cycle through the load. Only negative None of these Both positive and negative Only positive Only negative None of these Both positive and negative Only positive ANSWER DOWNLOAD EXAMIANS APP
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