7DC Motors and Generators
OBJECTIVES: After studying this chapter, you will be able to
- Define a magnetic field
- Differentiate between a magnet and an electromagnet
- Determine poles of an electromagnet
- Express fundamentals of DC electric motors
- Explain Lorentz force
- Understand components of a DC machine and the importance of each one
- Define the characteristic curve for the performance of a machine
- Explain similarity between a DC motor and a DC generator
- Describe Faraday’s law in electricity
- Describe the difference between various types of DC motors
- Understand the use of different DC motors for different applications
- Understand the rules of batteries in series and in parallel
- Explain the conditions to put DC generators in parallel together
- Define ...
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