Power Electronics The function of snubber circuit connected across the SCR is to decrease di / dt. decrease dV / dt. increase dV / dt. suppress dV / dt. decrease di / dt. decrease dV / dt. increase dV / dt. suppress dV / dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which one is most suitable power device for high frequency (>100 KHz) switching application? BJT. Microwave transistor. Power MOSFET. Schottky diode. BJT. Microwave transistor. Power MOSFET. Schottky diode. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Between the peak point and the valley point of UJT emitter characteristics we have ___________ region Saturation Cut-off Negative resistance None of these Saturation Cut-off Negative resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics ON state voltage drop across SCR lie between the range 1 - 1.5 V. 0.5 - 1 V. 0 - 0.5 V. 1.5 - 2 V. 1 - 1.5 V. 0.5 - 1 V. 0 - 0.5 V. 1.5 - 2 V. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor will be triggered when Vg = 1.5 volt and Ig = 100 mA in the given figure. Calculate the value of R in ohm is 60. 65. 37.14. 3.714. 60. 65. 37.14. 3.714. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a large surge current of very short duration flows through a thyristor then which one of the following device will operate to protect the thyristor ? Voltage clamping device. Fast acting current limiting device (FACL fuse). CB. Snubber circuit. Voltage clamping device. Fast acting current limiting device (FACL fuse). CB. Snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS