In the circuit shown in (Figure 1), both switches operate together, that is, they either open or close at the same time. The switches are closed a long time before opening at t = 0. Figure t=0 1.8 ΚΩ 120V F t=0 12 kΩ Σ ΚΩ < 1 of 1 > 68 ΚΩ Part A How many microjoules of energy have been dissipated in the 12 k2 resistor 22 ms after the switches open? Express your answer in microjoules to three significant figures. ▸ View Available Hint(s) Wdiss= Submit Part B AΣ vec μÀ 3 Value How long does it take to dissipate 40 % of the initially stored energy? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Units ? ? HJ
In the circuit shown in (Figure 1), both switches operate together, that is, they either open or close at the same time. The switches are closed a long time before opening at t = 0. Figure t=0 1.8 ΚΩ 120V F t=0 12 kΩ Σ ΚΩ < 1 of 1 > 68 ΚΩ Part A How many microjoules of energy have been dissipated in the 12 k2 resistor 22 ms after the switches open? Express your answer in microjoules to three significant figures. ▸ View Available Hint(s) Wdiss= Submit Part B AΣ vec μÀ 3 Value How long does it take to dissipate 40 % of the initially stored energy? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Units ? ? HJ
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Transcribed Image Text:In the circuit shown in (Figure 1), both switches operate together, that
is, they either open or close at the same time. The switches are closed
a long time before opening at t = 0.
Figure
t = 0,
1.8 ΚΩ
m
120 VF2
t=0
12 ΚΩ Σ
< 1 of 1 >
68 ΚΩ Σ
Part A
How many microjoules of energy have been dissipated in the 12 k resistor 22 ms after the switches open?
Express your answer in microjoules to three significant figures.
► View Available Hint(s)
Wdiss=
Submit
Part B
VE ΑΣΦ 41
t =
μA
vec
How long does it take to dissipate 40 % of the initially stored energy?
Express your answer to three significant figures and include the appropriate units.
► View Available Hint(s)
Value
Units
?
?
HJ
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