Power Electronics A diac has ___________ semiconductor layers Four Three None of these Two Four Three None of these Two ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of one resistor across the string. resistors of the same value across each SCR. resistors of different values across each SCR. one resistor in series with each SCR. one resistor across the string. resistors of the same value across each SCR. resistors of different values across each SCR. one resistor in series with each SCR. ANSWER DOWNLOAD EXAMIANS APP
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 Dynamic equalising circuit is useful both B and C. for voltage equalisation. to limit dV / dt of SCR. to limit di / dt of SCR. both B and C. for voltage equalisation. to limit dV / dt of SCR. to limit di / dt of SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If a latching current for the circuit shown in figure is 2 mA. Obtain the value of minimum width of the property turn ON the SCR? 3 µs. 3.3 µs 3.1 µs 3.2 µs 3 µs. 3.3 µs 3.1 µs 3.2 µs ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thyristor can be protected from over voltages by using fuse. snubber circuit. voltage clamping device. heat sink. fuse. snubber circuit. voltage clamping device. heat sink. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS