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 3.714. 65. 60. 37.14. 3.714. 65. 60. 37.14. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 2121.32 A. 4242.64 A. 6000 A. 1500 A. 2121.32 A. 4242.64 A. 6000 A. 1500 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is 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. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Between the peak point and the valley point of UJT emitter characteristics we have ___________ region Saturation Negative resistance None of these Cut-off Saturation Negative resistance None of these Cut-off ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? Heat sink. Snubber circuit. Voltage clamping device. CB and fuse. Heat sink. Snubber circuit. Voltage clamping device. CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a P1N1P2N2 thyristor which layer is less doped ? P1. N2. N1. P2. P1. N2. N1. P2. ANSWER DOWNLOAD EXAMIANS APP
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