Power Electronics To meet high current demand we use SCRs in parallel connection. both B and C. anti parallel connection. series connection. parallel connection. both B and C. anti parallel connection. series connection. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ Is increased None of these Remains the same Is decreased Is increased None of these Remains the same Is decreased ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of IGBTs. All of above. BJTs. MOSFETs. IGBTs. All of above. BJTs. MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Typical range of thyristor turn OFF time is 3 - 50 µs. 3 - 100 µs. 3 - 10 µs. 3 - 500 µs. 3 - 50 µs. 3 - 100 µs. 3 - 10 µs. 3 - 500 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage. More than None of these Less than Equal to More than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt? 1200 V/µs. 1000 V/µs. 600 V/µs. 800 V/µs. 1200 V/µs. 1000 V/µs. 600 V/µs. 800 V/µs. ANSWER DOWNLOAD EXAMIANS APP