Power Electronics A diac is turned on by ___________. A breakover voltage Gate voltage None of these Gate current A breakover voltage Gate voltage None of these Gate current 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 11.19 ohm 115 ohm 111.9 ohm 108 ohm 11.19 ohm 115 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which anode current rises from 90 % to its final value. anode current rises from 10 % to 90 % of its final value. anode voltage drops from 10 % of its initial value to zero. both (A) and (B). anode current rises from 90 % to its final value. anode current rises from 10 % to 90 % of its final value. anode voltage drops from 10 % of its initial value to zero. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Delay time is defined by the interval when all of these. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. anode current reaches 10 % from forward leakage current. all of these. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. anode current reaches 10 % from forward leakage current. 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? 10 KV. 6 KV. 2 KV. 8 KV. 10 KV. 6 KV. 2 KV. 8 KV. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. inversely proportional to L in the circuit. both A and C. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. inversely proportional to L in the circuit. both A and C. ANSWER DOWNLOAD EXAMIANS APP
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