# Electric Field due to a Point Charge

1. Jun 12, 2013

### hpayandah

1. The problem statement, all variables and given/known data
Looking at the picture I have attached the problem is very straight forward. In the denominator of the equations I have posted the teacher uses 2$\Pi$ but the book uses 4$\Pi$. Can someone please explain to me why is that.

2. Relevant equations
Book's equation:

Teacher's Soln:

3. The attempt at a solution
Please refer to attached pictures.

#### Attached Files:

File size:
5.5 KB
Views:
162
• ###### Screen Shot 2013-06-12 at 1.29.45 PM.jpg
File size:
21.1 KB
Views:
189
2. Jun 12, 2013

### hpayandah

I was finally able to solve my problem. By the way from the two y points there is infinite line of charge in the z-axis. Here is my answer:

File size:
17.1 KB
Views:
156