Electric Potential and Gauss' Laws Stuff (I think)

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SUMMARY

The discussion focuses on the application of Gauss' Law and electric potential in physics homework. The user expresses confusion regarding the derivation of the differential charge element, specifically dq=λ2πdy, and seeks clarification on the origin of the factor 2π. The conversation highlights the challenges faced by students in understanding calculus concepts related to electrostatics, particularly when resources such as tutoring are unavailable.

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  • Understanding of Gauss' Law in electrostatics
  • Familiarity with electric potential concepts
  • Basic calculus, including integration techniques
  • Knowledge of linear charge density (λ)
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  • Study the derivation of Gauss' Law and its applications in electrostatics
  • Learn about electric potential and its relationship with electric fields
  • Review calculus techniques relevant to physics problems, particularly integration
  • Explore resources for linear charge density and its implications in electric field calculations
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Students studying physics, particularly those tackling electrostatics and calculus, as well as educators seeking to enhance their teaching methods in these subjects.

I Am Robot
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Homework Statement



[PLAIN]http://img203.imageshack.us/img203/5679/physics2h.png

Homework Equations



Included above I believe...

The Attempt at a Solution



a) i think dq=\lambda2\pidy

Some of the calculus that we are using I am shaky on and I just don't understand what is being asked here. The others I really am not sure of. I am trying to develop a better understanding but my school offers no tutoring and my professor is virtually a robot.
\
 
Last edited by a moderator:
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I Am Robot said:

Homework Statement



[PLAIN]http://img203.imageshack.us/img203/5679/physics2h.png

Homework Equations



Included above I believe...

The Attempt at a Solution



a) i think dq=\lambda2\pidy

Some of the calculus that we are using I am shaky on and I just don't understand what is being asked here. The others I really am not sure of. I am trying to develop a better understanding but my school offers no tutoring and my professor is virtually a robot.
\
You wrote dq=λ2π dy.

Where does the 2π come from?
 
Last edited by a moderator:

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