Power Electronics A diac is ___________ switch A d.c. An c. A mechanical None of these A d.c. An c. A mechanical None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following devices has highest di/dt and dv/dt capability? SCR. SITH. SIT. GTO. SCR. SITH. SIT. GTO. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thyristor can be protected from over voltages by using fuse. heat sink. snubber circuit. voltage clamping device. fuse. heat sink. snubber circuit. voltage clamping device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalising circuit is useful to limit di / dt of SCR. to limit dV / dt of SCR. both B and C. for voltage equalisation. to limit di / dt of SCR. to limit dV / dt of SCR. both B and C. for voltage equalisation. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Cathode, anode, gate None of these Two main terminal and a gate terminal Drain, source, gate Cathode, anode, gate None of these Two main terminal and a gate terminal Drain, source, gate 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
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