The cold rolled grain oriented steel has ___________ permeability in the direction of the grain orientation?

A. “supercharged”
B. “inner cooled”
C. “conductor cooled”
D. any of the above

A. front pitch
B. winding pitch
C. commutator pitch
D. back pitch

A. short pitch
B. full pitch
C. either of the above
D. none of the above

A. small machines
B. large machines
C. either A. or B.
D. none of the above

A. duplex winding
B. triplex winding
C. forced winding
D. none of the above

A. Conduction
B. Convection
C. Radiation
D. All of the above