NCCER Electrical Module 2 Level 2 Motors Theory and Application Exam Questions and Answers.
NCCER Electrical Module 2 Level 2 Motors Theory and Application Exam Questions and Answers. How DC motors operate? - correct answer -Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature: (Definition) - correct answer -The rotating windings of a DC motor. The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. - correct answer -Armature A twisting force called ______ must be developed. _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet and armature interact. - correct answer -Torque Commentator: (Definition) - correct answer -A device used on electric motors or generators to maintain a unidirectional current. In the neutral plane, no ____ is produced and the rotation of the armature should stop - correct answer -Torque A _____ is produced by the fields poles, and a loop of wire in the armature turns and cuts this magnetic field. - correct answer -Magnetic field CEMF - correct answer -Counter electromotive force (CEMF) .
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- Subido en
- 12 de marzo de 2024
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- Escrito en
- 2023/2024
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