Power Electronics The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is 130 μs. 145 μs. 140 μs. 135 μs. 130 μs. 145 μs. 140 μs. 135 μs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Two main terminal and a gate terminal Cathode, anode, gate None of these Drain, source, gate Two main terminal and a gate terminal Cathode, anode, gate None of these Drain, source, gate ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To meet high current demand we use SCRs in parallel connection. series connection. anti parallel connection. both B and C. parallel connection. series connection. anti parallel connection. both B and C. 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 6, 4. 4, 6. 5, 7. 7, 5. 6, 4. 4, 6. 5, 7. 7, 5. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is normally ON device TRIAC. IGBT. SIT. BJT. TRIAC. IGBT. SIT. BJT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of All of above. IGBTs. MOSFETs. BJTs. All of above. IGBTs. MOSFETs. BJTs. ANSWER DOWNLOAD EXAMIANS APP
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