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Electrical Machines Quiz

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1. In the context of electrical machines, what does a 'synchronous speed' refer to?

2. What is the purpose of the field winding in a DC machine?

3. What kind of motor type is the most common for electric utilities?

4. In a transformer, what is the primary coil connected to?

5. What is the function of the brushes in a DC motor?

6. What is the main function of the armature in an electrical machine?

7. What parameter determines the rated power of an electrical machine?

8. In a three-phase AC induction motor, what causes the rotor to rotate?

9. What is the primary difference between a 'real' inductor and an 'ideal' inductor?

10. Which type of electrical machine typically requires a starter for safe operation and why?