Electrical Machines 面试题与答案
Question: What is the role of brushes in a DC motor?Answer: Brushes in a DC motor maintain electrical contact between the rotating armature and the stationary part (stator), allowing current to flow into the armature windings. |
保存以便复习
收藏此条目、标记为困难题，或将其加入复习集合。
这有帮助吗？ 是 否
用户评价最有帮助的内容：
- What is the significance of the term \'slip\' in induction motors?
- What is the purpose of laminations in the core of a transformer?
- What is the difference between a motor and a generator?
- What is the function of the stator in an electric motor?
- Define torque in the context of electrical machines.