Power Electronics 4 thyristors rated 200 V in series. The operating voltage of the string is 0.600 V. Derating factor of the string is 0.75. 0.7. 0.25. 0.2. 0.75. 0.7. 0.25. 0.2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions Three None of these Two Four Three None of these Two Four ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? CB and fuse. Voltage clamping device. Heat sink. Snubber circuit. CB and fuse. Voltage clamping device. Heat sink. Snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of SCR is 20 mA. Its holding current will be 10 mA. 40 mA. 60 mA. 23 mA. 10 mA. 40 mA. 60 mA. 23 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 2121.32 A. 1500 A. 6000 A. 4242.64 A. 2121.32 A. 1500 A. 6000 A. 4242.64 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Calculate the maximum voltage that can be safely blocked by the string shown in figure, if maximum allowable leakage current is 2 mA? 2 KV. 8 KV. 6 KV. 10 KV. 2 KV. 8 KV. 6 KV. 10 KV. ANSWER DOWNLOAD EXAMIANS APP
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