Power Electronics A triac is equivalent to two SCRs ___________. None of these In series In inverse-parallel In parallel None of these In series In inverse-parallel In parallel ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The triac is ___________. Not a thyristor A four-terminal device None of these Like a bidirectional SCR Not a thyristor A four-terminal device None of these Like a bidirectional SCR ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. both A and C. inversely proportional to L in the circuit. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. both A and C. inversely proportional to L in the circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor string is made of a no. of SCR connected in series and parallel. The string have volume and current of 11 KV and 4 KA. The voltage and current rating of available SCRs are 1800 V and 1000 A. For a string efficiency of 90 % let the number of SCRs in series and parallel are a and b respectively. Then the value of a and b will be 7, 5. 5, 7. 4, 6. 6, 4. 7, 5. 5, 7. 4, 6. 6, 4. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is turned on by ___________. A breakover voltage Gate current None of these Gate voltage A breakover voltage Gate current None of these Gate voltage ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of IGBTs. BJTs. MOSFETs. All of above. IGBTs. BJTs. MOSFETs. All of above. ANSWER DOWNLOAD EXAMIANS APP
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