In the circuit the switch has been closed for a long time before opening at t =0. (Figure 1) • Part A Find the value of L so that v, (t) equals 0.5v, (0+) when t = 4.2 ms . Take R = 14 N . Express your answer with the appropriate units. Templates Symbols undo redo Teset keyboard shortcuts help L = Value Units Submit Request Answer Part B Find the percentage of the stored energy that has been dissipated in the resistor R when t = 4.2 ms. Templates Symbols Slope/Displacement Vector undo redo Teset keyboard shortcuts help % diss = Submit Request Answer < Return to Assignment Provide Feedback Figure < 1 of 1 * 9 kn 30 mA 31 kN

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Please help me with parts a and b

In the circuit the switch has been closed for a long time before
opening at t = 0. (Figure 1)
Part A
Find the value of L so that v, (t) equals 0.5v, (0+) when t = 4.2 ms . Take R = 14 N.
Express your answer with the appropriate units.
Templates Symbols undo reglo teset keyboard shortcuts help
L =
Value
Units
Submit
Request Answer
Part B
Find the percentage of the stored energy that has been dissipated in the resistor R when t = 4.2 ms .
Templates Symbols Slope/Displacement Vector undo reglo
Peset
keyboard shortcuts help
% diss =
Submit
Request Answer
< Return to Assignment
Provide Feedback
Figure
1 of 1
9 kN
30 mA
31 kN
ER
Transcribed Image Text:In the circuit the switch has been closed for a long time before opening at t = 0. (Figure 1) Part A Find the value of L so that v, (t) equals 0.5v, (0+) when t = 4.2 ms . Take R = 14 N. Express your answer with the appropriate units. Templates Symbols undo reglo teset keyboard shortcuts help L = Value Units Submit Request Answer Part B Find the percentage of the stored energy that has been dissipated in the resistor R when t = 4.2 ms . Templates Symbols Slope/Displacement Vector undo reglo Peset keyboard shortcuts help % diss = Submit Request Answer < Return to Assignment Provide Feedback Figure 1 of 1 9 kN 30 mA 31 kN ER
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