- #1

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**http://www.twiddla.com/188165**

R and Q are given

R and Q are given

**E(P)=?**

phi(P)=?

phi(P)=?

## The Attempt at a Solution

## Homework Statement

## Homework Equations

**I have no idea. I managed to do phi=E*2pi*r*h**

- Thread starter lidl
- Start date

- #1

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R and Q are given

phi(P)=?

- #2

fluidistic

Gold Member

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Welcome to PF!http://www.twiddla.com/188165

R and Q are given

E(P)=?

phi(P)=?

## The Attempt at a Solution

## Homework Statement

## Homework Equations

I have no idea. I managed to do phi=E*2pi*r*h

Could you be more specific? What is R for instance? What is P? What are you looking for?

- #3

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- 0

sorry for this R! mistake.Welcome to PF!

Could you be more specific? What is R for instance? What is P? What are you looking for?

now i am looking only for the electric potential (sigma) at the point P!

- #4

fluidistic

Gold Member

- 3,700

- 115

I don't see any point P on the picture. What is the configuration of charges?sorry for this R! mistake.

now i am looking only for the electric potential (sigma) at the point P!

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