Power Electronics When the temperature increases, the inter-base resistance (RBB) of a UJT ___________. Decreases Remains the same Increases None of these Decreases Remains the same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is inversely proportional to L in the circuit. inversely proportional to Vm of supply voltage. directly proportional to Vm of supply voltage. both A and C. inversely proportional to L in the circuit. inversely proportional to Vm of supply voltage. directly proportional to Vm of supply voltage. both A and C. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SITH is also known as Silicon controlled rectifier. Filled controlled rectifier. None of these. Filled controlled diode. Silicon controlled rectifier. Filled controlled rectifier. None of these. Filled controlled diode. 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 0.03 ohm 3.0 ohm 0.3 ohm 0.3 ohm 0.03 ohm 3.0 ohm 0.3 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is normally ON device TRIAC. BJT. SIT. IGBT. TRIAC. BJT. SIT. IGBT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCR will be turned off when anode current is less than holding current. both (A) and (B). < latching current but greater than holding current and gate signal is 0. < latching current but greater than holding current and gate signal is present. less than holding current. both (A) and (B). < latching current but greater than holding current and gate signal is 0. < latching current but greater than holding current and gate signal is present. ANSWER DOWNLOAD EXAMIANS APP
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