Power Electronics Delay time is defined by the interval when gate current increases from 90 % to 100 % of its final value. anode current reaches 10 % from forward leakage current. anode voltage drops from 100 % to 90 % of its actual value. all of these. gate current increases from 90 % to 100 % of its final value. anode current reaches 10 % from forward leakage current. anode voltage drops from 100 % to 90 % of its actual value. all of these. 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. 6000 A. 1500 A. 4242.64 A. 2121.32 A. 6000 A. 1500 A. 4242.64 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. Am amplifier A sawtooth generator A rectifier None of these Am amplifier A sawtooth generator A rectifier None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which following is a two terminal three layer device? BJT. None of above. Power dioed. MOSFET. BJT. None of above. Power dioed. MOSFET. 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 UJT SCR None of these Transistor UJT SCR None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics For an SCR gate cathode characteristic is a straight line of 130. For triggered source volume of 15 V and allowable gate power dissipation of 0.5 W compute the gate source resistance? 111.9 ohm 108 ohm 115 ohm 11.19 ohm 111.9 ohm 108 ohm 115 ohm 11.19 ohm ANSWER DOWNLOAD EXAMIANS APP
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