Power Electronics Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability Semi conductor diodes. TRIACs. Thyristor. MOSFETs. Semi conductor diodes. TRIACs. Thyristor. MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which triggering is the most reliable? dV / dt triggering. Gate triggering. Thermal triggering. Forward voltage triggering. dV / dt triggering. Gate triggering. Thermal triggering. Forward voltage triggering. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalising circuit is useful to limit di / dt of SCR. both B and C. to limit dV / dt of SCR. for voltage equalisation. to limit di / dt of SCR. both B and C. to limit dV / dt of SCR. for voltage equalisation. 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 the following is not a characteristic of UJT? Peak-point voltage Negative resistance Bilateral conduction Intrinsic stand off ratio Peak-point voltage Negative resistance Bilateral conduction Intrinsic stand off ratio ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.67. 0.45. 0.32. 0.27. 0.67. 0.45. 0.32. 0.27. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS