Stadent: e5665137 a.eds My A Hemework Assignment l6 Begin Date: 129/2018 4:0000

Question

Stadent: e5665137 a.eds My A Hemework Assignment l6 Begin Date: 129/2018 4:0000 PM- Due Date: 2/5/2018 1 PM End Date: 1 (33%) Problem 3: A system consnts of a dan and umfrmly charged rod of length L-0.35 m and net charge Q 7nC, as shown in the figure Assignment Status Click here for detailed view Problem Status 1 Completed 3 Partial What ise electric poterial (in V) of this system at dr position P that is a distance y 168 7 75 m -above-one end ofthe rod? Grade Sanmary Potential 100% cos0 na cotan asin acos) cosa cotanh Degrees Radians ACKSPACE CLEAR Foedback: deduction per feedback Hins fort eduction Rec eeising O Type here t

Explanation / Answer

length of the rod, L=0.35m

net charge on the rod, q=7nC

distance, y=0.75 m

use,

potential , V=k*q/L*ln(L+sqrt(L^2+y^2)/y

V=9*10^9*7*10^-9/(0.35) * ln(((0.35 +sqrt(0.35^2 + 0.75^2))/0.75)

V=81.21 v

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