An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be_____?
A. 1500 A.
B. 6000 A.
C. 2121.32 A.
D. 4242.64 A.
A. 1500 A.
B. 6000 A.
C. 2121.32 A.
D. 4242.64 A.
A. Drain, source, gate
B. Two main terminal and a gate terminal
C. Cathode, anode, gate
D. None of the above
A Triac has three terminals viz ___________? Read More »
Power Electronics A. PNPN device
B. A combination of diac and triac
C. A set of SCRs
D. A set if SCR,diac and triac
A thyristor is basically________? Read More »
Power Electronics A. Diac
B. Triac
C. SUS
D. BCS
A PNPN device having two gates is ___________? Read More »
Power Electronics A. Unijunction device
B. Device with three junction
C. Device with four junction
D. None of the above
A silicon controlled racitifier (SCR) is a ____________? Read More »
Power Electronics A. Diac
B. Triac
C. Silicon controlled-rectifier SCR
D. None of above
A thyristor equivalent of a thyratron tube is a _________? Read More »
Power Electronics A. 2 terminal switch
B. 2 terminal bilateral switch
C. 3 terminal bilateral switch
D. 3 terminal bidirectional switch
A Triac is a ______________? Read More »
Power Electronics