Quick help!! 20)Siiz R23LAn inductor with inductance L = 0.5 H and negligible resistance is connectedto a battery, a switch S, and two resistors, R1 = 5 0 and R2 = 10 0 as seen inFigure. The battery has emf 160 V and negligible internal resistance. Sis closedat t = 0. What is the value of t for which iz has half of the final value that it canobtain after switch S has been closed for a long time?A) 17.3 ms B) 13.8 ms C) 46.2 ms D) 9.24 ms E) 34.6 mseese 19)AyIoR/4A solid infinitely long conducting cylinder of radius R = 50 cm has a cylinderof radius R/4 gouged out of it as in Figure. The conductor carries a currentI, = 200 A uniformly over its cr oss section which is directed out of the page.What is the magnetic field at point A at a distance R from the center?(Ho = 4nx10-7T.m/A).A) BA-10.2 î + 0.32 ĵ (µT')=B) BA = -81.92 î + 2.56 ĵ (µT)C) BA = -25.6 î + 0.80 ĵ (µT)D) BA = -85.3 î + 26.6 ĵ (µT)E) B = -122.88 î + 3.84 ĵ (µT)

You have posted 2 different questions. As per our policy, we are supposed to answer only one…

20) S R2 An inductor with inductance L = 0.5 H and negligible resistance is connected to a battery, a switch S, and two resistors, R1 = 5 0 and R2 = 100 as seen in Figure. The battery has emf 160 V and negligible intemal resistance. Sis closed at t = 0. What is the value of t for which iz has half of the final value that it can obtain after switch S has been closed for a long time? A) 17.3 ms B) 13.8 ms C) 46.2 ms D) 9.24 ms E) 34.6 ms ww eese

20) S R2 An inductor with inductance L = 0.5 H and negligible resistance is connected to a battery, a switch S, and two resistors, R1 = 5 0 and R2 = 100 as seen in Figure. The battery has emf 160 V and negligible intemal resistance. Sis closed at t = 0. What is the value of t for which iz has half of the final value that it can obtain after switch S has been closed for a long time? A) 17.3 ms B) 13.8 ms C) 46.2 ms D) 9.24 ms E) 34.6 ms ww eese

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Quick help!!

20)
S
i
iz R23
L
An inductor with inductance L = 0.5 H and negligible resistance is connected
to a battery, a switch S, and two resistors, R1 = 5 0 and R2 = 10 0 as seen in
Figure. The battery has emf 160 V and negligible internal resistance. Sis closed
at t = 0. What is the value of t for which iz has half of the final value that it can
obtain after switch S has been closed for a long time?
A) 17.3 ms B) 13.8 ms C) 46.2 ms D) 9.24 ms E) 34.6 ms
eese

19)
A
y
Io
R/4
A solid infinitely long conducting cylinder of radius R = 50 cm has a cylinder
of radius R/4 gouged out of it as in Figure. The conductor carries a current
I, = 200 A uniformly over its cr oss section which is directed out of the page.
What is the magnetic field at point A at a distance R from the center?
(Ho = 4nx10-7T.m/A).
A) BA
-10.2 î + 0.32 ĵ (µT')
=
B) BA = -81.92 î + 2.56 ĵ (µT)
C) BA = -25.6 î + 0.80 ĵ (µT)
D) BA = -85.3 î + 26.6 ĵ (µT)
E) B = -122.88 î + 3.84 ĵ (µT)

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