A. breakdown voltage
B. peak reverse voltage
C. holding current
D. latching current
A. Only at turn – on
B. Only at turn – off
C. Both at turn on and off
D. None of these
A. PNPN device
B. A combination of diac and triac
C. A set of SCRs
D. A set if SCR,diac and triac
A. Equal to the input frequency
B. Twice the input frequency
C. Three times the input frequency
D. Six times the input frequency
A. 180 degree
B. 190 degree
C. 200 degree
D. 210 degree
A. voltage sensitive load from excessive dc power supply output voltages
B. current sensitive load from excessive dc power supply output voltages
C. voltage sensitive load from excessive ac power supply output voltages
D. current sensitive load from excessive ac power supply output voltages
A. Lossless
B. Carry current in any direction when it is on
C. Does not carry any current in any direction when it is off
D. All of these