A. Current transformer
B. Potential transformer
C. Power transformer
D. SCR
A. Permanent angle converter
B. Phase angle converter
C. Phase angle commutation
D. Phase and commutation
A. Zero
B. Switches between – 1 / 2 and + 1 / 2
C. Switches between – 1 and + 1
D. Switches between 0 and + 1
A. To limit di / dt of SCR
B. To limit dV / dt of SCR
C. For voltage equalisation
D. Both B and C
A. voltage clamg device.
B. fuse.
C. heat sink.
D. snubber circuit.
A. AC input power to the transformer volt – amp rating required by secondary
B. AC input power to the transformer volt – amp rating required by primary
C. DC output power to the transformer volt – amp rating required by secondary
D. DC output power to the transformer volt – amp rating required by primary
A. Insulated gate bipolar transistor
B. Insulated gate bidirectional transistor
C. Inductive gate bipolar transistor
D. Inductive gate bidirectional transistor