Power Electronics Which of following is not a power transistor? TRIAC. SITS. IGBTs. COOLMOS. TRIAC. SITS. IGBTs. COOLMOS. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics For series connected SCR’s dynamic equalising circuit consists of series R and diode with C across R. R and C in series but with diode across C. R and C in series but with diode across R. series R and diode with C across R. series R and diode with C across R. R and C in series but with diode across C. R and C in series but with diode across R. series R and diode with C across R. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have high thermal conductivity. large surface area. All of these. high melting point. high thermal conductivity. large surface area. All of these. high melting point. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. A rectifier None of these Am amplifier A sawtooth generator A rectifier None of these Am amplifier A sawtooth generator 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. 6, 4. 5, 7. 4, 6. 7, 5. 6, 4. 5, 7. 4, 6. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac has ___________ semiconductor layers. Two Four Five Three Two Four Five Three ANSWER DOWNLOAD EXAMIANS APP
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