A. case iron
B. carbon
C. silicon steel
D. stainless steel
A. series generator
B. shunt generator
C. compound generator
D. self-excited generator
A. rivets
B. counter sunk screws
C. brazing
D. welding
A. 640 V
B. 620 V
C. 600 V
D. 580 V
A. oscillating magnetic field
B. pulsating magnetic flux
C. relative rotation between field and armature
D. all above
A. to supply traction load
B. to supply industrial load at constant voltage
C. voltage at the toad end of the feeder
D. for none of the above purpose
A. 150 V
B. less than 150 V
C. greater than 150 V
D. none of the above