Bevw I ConartaIn this problem you must first caloulate the potential V at z +L dus to the charged rod.You can then fnd the change in potential energy involved in bringing the point change trominfinity (where V-0) to +L.Positive olectric charge Qis distributed uniformly along athin rod of length 2a. The rod lies along the z-axisbetween a -a and a ta Eigure 1). Calculate howmuch work you must do to bring a positive point chargegfrom infinity to the point a+L on the a-axis, whereL>aPart ATo find V. divide the rod into infinitesimal segments of length de Consider one suchsegment located at zz. where -asz Sa. What is the potential dV at z+Ldue to this segment?Express your answer in terms of some or all of the variables Q. a. L, da, .electric constant e, and r,Figure1 oft> View Available Hint(a)showis side.78.06707dV-at wha0b finliitySubmitPrevious AnawersroundX Incorrect; Try Again; 3 attempts remainingdouapadia

Electric potential due to point charge V = kq/r Work done in moving a charge from point A to B W =…

eve I Conarts In this problem you must first caloulate the potential Vat +Laus to the charged rod You can then tind the change in potental energy involved in bringing the point chargetrom infinity (where V0) to +L. Positive electrio charge Qis distributed unitormly along a thin rod of length 2a. The rod lies along the z-axis between a -a and a ta Eigure 1). Calculate how much work you must do to bring a positive point charge g from infinity to the point a +L on the -is, where L>a • Part A To find V. divide the rod into infinitesimal segments of length de-Consider one such segment located at z .where-as Sa What is the potentialt Vst +L due to this segmentn Express your answer in terms of some or all of the variables Q. a, L, da, . electric constant ,and . Figure 1oft View Available Hint(a) Sshow is side 78.06707 Submit Previoun Anwers Tound X Incorrect; Try Again; 3 attempts remaining

eve I Conarts In this problem you must first caloulate the potential Vat +Laus to the charged rod You can then tind the change in potental energy involved in bringing the point chargetrom infinity (where V0) to +L. Positive electrio charge Qis distributed unitormly along a thin rod of length 2a. The rod lies along the z-axis between a -a and a ta Eigure 1). Calculate how much work you must do to bring a positive point charge g from infinity to the point a +L on the -is, where L>a • Part A To find V. divide the rod into infinitesimal segments of length de-Consider one such segment located at z .where-as Sa What is the potentialt Vst +L due to this segmentn Express your answer in terms of some or all of the variables Q. a, L, da, . electric constant ,and . Figure 1oft View Available Hint(a) Sshow is side 78.06707 Submit Previoun Anwers Tound X Incorrect; Try Again; 3 attempts remaining

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter5: Electric Charges And Fields

Section: Chapter Questions

Problem 67P: Consider an electron that is 1010 m from an alpha particle (q=3.21019C) . (a) What is the electric...

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