ECT 125 WEEK 4 HOMEWORK

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ECT 125 Week 4 Homework

Chapter 11, Page 349-350, problems 20, 22, 24, 26, 30 and 32

20. A parallel RL circuit has values of I_L = 240mA and I_R = 180mA. Calculate the magnitude and phase angle of the circuit current.

22. Calculate the total impedance for the circuit shown in Figure 11.38b.

24. Calculate the magnitude and phase angle of the circuit impedance shown in Figure 11.39b.

26. Calculate the component current and power values for the circuit in Figure 11.40b. Then, calculate the values of I_T and P_APP.

30. The voltage source in Figure 11.42b has the frequency limits shown. Calculate the circuit current and impedance values at the frequency limits of the source.

32. Refer to problem 24. Express the circuit impedance in rectangular form.

Chapter 13, Pages 409–411, problems: 22, 24, 26, 28, 30, and 32

22. A parallel RC circuit has values of IC = 320mA and IR = 140mA. Calculate the magnitude and phase angle of the circuit current.

24. Calculate the magnitude of ZT for the circuit shown in Figure 13.37b.

26. Calculate the magnitude and phase angle of the circuit impedance in Figure 13.38b.

28. Calculate the impedance, current and power values for the circuit in Figure 13.39b.

30. The voltage source in Figure 13.40b has the frequency limits shown. Calculate the circuit current and impedance values at the frequency limits of the source.

32. Refer to problem 26. Express the circuit impedance in rectangular form.

Chapter 14, Pages 445–447, problems: 12, 14, 28, and 30

12. Determine the magnitude and phase angle of the circuit current shown in Figure 14.41b.

14. Determine the parallel equivalent reactance for the circuit shown in Figure 14.42b.

28. Determine the magnitude and phase angle of the circuit current shown in Figure 14.48b.

30. Calculate the impedance and current values for the circuit shown in Figure 14.49b.