B-a). A shaded-pole induction motor's rotating magnetic field is created by ___________ . a) multiple coils connected in parallel on the stator b) a capacitor connected in series with the starting windings c) a shading coil d) none of the above B-b). A shading coil of a single-phase shaded pole motor is designed_____________ to magnetic flux. a) concentrate b) oppose a change in c) enhance d) all of the above B-c).The shading coil of a single-phase shaded-pole motor has no influence when the current through the stator windings is at_________ electrical degrees. a) 0, 180, & 360 b) 90 & 180 c) 90 & 270 d) none of the above
B-a). A shaded-pole induction motor's rotating magnetic field is created by ___________ . a) multiple coils connected in parallel on the stator b) a capacitor connected in series with the starting windings c) a shading coil d) none of the above B-b). A shading coil of a single-phase shaded pole motor is designed_____________ to magnetic flux. a) concentrate b) oppose a change in c) enhance d) all of the above B-c).The shading coil of a single-phase shaded-pole motor has no influence when the current through the stator windings is at_________ electrical degrees. a) 0, 180, & 360 b) 90 & 180 c) 90 & 270 d) none of the above
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Question
B-a). A shaded-pole induction motor's rotating magnetic field is created by ___________ .
a) multiple coils connected in parallel on the stator b) a capacitor connected in series with the starting windings c) a shading coil d) none of the above
B-b). A shading coil of a single-phase shaded pole motor is designed_____________ to magnetic flux.
a) concentrate b) oppose a change in c) enhance d) all of the above
B-c).The shading coil of a single-phase shaded-pole motor has no influence when the current through
the stator windings is at_________ electrical degrees.
a) 0, 180, & 360 b) 90 & 180 c) 90 & 270 d) none of the above
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