Aluminum is not used as winding wire in DC machine armature as it
A. is costlier.
B. is of low resistivity.
C. is of lower thermal conductivity.
D. requires large winding space.
Answer:D
Aluminum is not used as winding wire in DC machine armature as it
A. is costlier. B. is of low resistivity. C. is of lower thermal conductivity. D. requires large winding space.