1. Explain the main purpose of interpoles in DC machine.
2. Why tapering of interpoles is carried out in a DC machine?
3. Provide the specifications of DC machine.
4. Provide the output equation of DC machine.
5. Give the relation between Pa and P for large DC motor and generator.
6. Give the relation between Pa and P for small DC motor and generator.
7. What are the factors influenced by choice of specific magnetic loading in DC machine?
8. Provide the values of specific magnetic loading for DC machine.