Power Electronics After proper turn on of thyristor gate signal is always present. gate signal should present but can be removed. None of these gate signal must be removed. gate signal is always present. gate signal should present but can be removed. None of these gate signal must be removed. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. Essentially remains the same Increases None of these Decreases Essentially remains the same Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under normal operating condition voltage clamping device offers impedance of low value. moderate value. high value. zero value. low value. moderate value. high value. zero value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics ON state voltage drop across SCR lie between the range 0.5 - 1 V. 1 - 1.5 V. 0 - 0.5 V. 1.5 - 2 V. 0.5 - 1 V. 1 - 1.5 V. 0 - 0.5 V. 1.5 - 2 V. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A 200 A thyristor is to be operated in parallel with a 300 A thyristor. The ON state voltage drops are 1.5 V and 1.2 Volts. What is the value of resistance R to be connected in series with each thyristor, so that current through the combination is 500 A and each of them is fully loaded ? 0.3 ohm 3.0 ohm 0.3 ohm 0.03 ohm 0.3 ohm 3.0 ohm 0.3 ohm 0.03 ohm 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? 8 KV. 10 KV. 2 KV. 6 KV. 8 KV. 10 KV. 2 KV. 6 KV. ANSWER DOWNLOAD EXAMIANS APP