(b) In Figure 1.2, calculate (i) the current IS when the switch SW is open, (ii) the current IS when the switch SW is closed, (iii) the power PL, and the energy WL consumed in the lamp in joules when the switch SW is closed for 10 minutes.

(b) In Figure 1.2, calculate (i) the current IS when the switch SW is open, (ii) the current IS when the switch SW is closed, (iii) the power PL, and the energy WL consumed in the lamp in joules when the switch SW is closed for 10 minutes.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.8P: Consider the circuit shown in Figure 2.23 in time domain. Convert the entire circuit into phasor...

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Question

(b) In Figure 1.2, calculate
(i) the current IS when the switch SW is open,
(ii) the current IS when the switch SW is closed,
(iii) the power PL, and the energy WL consumed in the lamp in joules when the
switch SW is closed for 10 minutes.

R₁
12 Ω
E
21.6 V
I
Is
Μ
R₂
12 Ω
SW
Figure 1.2
Μ
R3
20 Ω
Lamp
R₁
70 Ω
www
R4
10 Ω

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