11. For the circuit of Fig. 1.1.73 composed of standard values: a. Determine the time constant. b. Write the mathematical expression for the current i after the switch is closed. c. Repeat part (b) for DL and DR. d. Determine it, and or, at one, three, and five time constants. e. Sketch the waveforms of L. DL, and DR. Fig. 11.73 + UR R w + E40 V 20 ΚΩ iL L 470 mH UL
11. For the circuit of Fig. 1.1.73 composed of standard values: a. Determine the time constant. b. Write the mathematical expression for the current i after the switch is closed. c. Repeat part (b) for DL and DR. d. Determine it, and or, at one, three, and five time constants. e. Sketch the waveforms of L. DL, and DR. Fig. 11.73 + UR R w + E40 V 20 ΚΩ iL L 470 mH UL
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter5: Components, Symbols, And Circuitry Of Air-conditioning Wiring Diagrams
Section: Chapter Questions
Problem 16RQ: Which of the following is not a requirement for an electric circuit? a. a source b. a path c. a load...
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Transcribed Image Text:11. For the circuit of Fig. 1.1.73 composed of standard values:
a. Determine the time constant.
b. Write the mathematical expression for the current i after the switch is closed.
c. Repeat part (b) for DL and DR.
d. Determine it, and or, at one, three, and five time constants.
e. Sketch the waveforms of L. DL, and DR.
Fig. 11.73
+ UR
R
w
+
E40 V
20 ΚΩ
iL
L
470 mH UL
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