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Appendix A: Selected answers to exercises

Appendix A: Selected answers to exercises

pp. 236-237

Authors

, Occidental College, Los Angeles
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Summary

Chapter 1

  1. 1. 1.27 Ω

  2. 3a. 100 W

  3. 5. I2 = 0.397 A

  4. 7. 667 Ω

  5. 9. 12.5 Ω

  6. 11. I3 = 1.20A

  7. 13. Vth = 0.025 V, with positive terminal on the right

  8. 15. V2 = 15 V

  9. 17. I1 = −1.096 A, I3 = 0.896 A, I5 = 0.086 A

Chapter 2

  1. 1. 1.33 μF

  2. 3. 8.3 μF

  3. 6. magnitude 11.3 kΩ, phase −27.95 degrees

  4. 8. 707 rad/s

  5. 10. RC = 5.5 × 10−5 s

  6. 12. ∣I∣ = 3.36 Arms, phase −9.89 degrees

  7. 13. Turns ratio is 1/10, primary current is 0.06 Arms, secondary current is 0.6 Arms

  8. 15. Output voltage will be 24 Vrms

  9. 16. The output is a 90 Hz sine wave with peak amplitude 0.946V0

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