Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.27. 0.45. 0.67. 0.32. 0.27. 0.45. 0.67. 0.32. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect a thyristor from high di / dt conditions? Inductor. Snubber circuit. Fuse. Voltage clamping device. Inductor. Snubber circuit. Fuse. Voltage clamping device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ terminals. Three None of these Four Two Three None of these Four Two ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage. Equal to More than Less than None of these Equal to More than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 60. 70. 80. 90. 60. 70. 80. 90. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Leakage current flows through the thyristor in reverse blocking mode. both forward and reverse blocking mode. forward blocking mode. forward conduction mode. reverse blocking mode. both forward and reverse blocking mode. forward blocking mode. forward conduction mode. ANSWER DOWNLOAD EXAMIANS APP
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