ECET 375 WEEK 1 HOMEWORK / DATA COMMUNICATIONS AND NETWORKING WITH LAB
ECET 375 Week 1 Homework Answers (DEVRY)
1–2. What is Ampere’s law?
1–5. What is reluctance?
1–8. What is hysteresis? Explain hysteresis in terms of magnetic domain theory.
1–9. What are eddy current losses? What can be done to minimize eddy current losses in a core?
1–11. What is Faraday’s law?
1–12. What conditions are necessary for a magnetic field to produce a force on a wire?
1–13. What conditions are necessary for a magnetic field to produce a voltage in a wire?
1–16. Just how does a decrease in flux produce an increase in speed in a linear machine?
PROBLEMS
1-1. A motor’s shaft is spinning at a speed of 1800 r/min. What is the shaft speed in radians per second?
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