# Electrical Fields Help

#### cwrx14

1. Homework Statement

How strong a field between plates 0.80 uf air gap capacitator if 2 mm apart has charge of 72 ucol?

2. Homework Equations

My teacher has not given a formula, any examples, etc. I really would like to learn this and its not in the text book. Please help, thanks.

3. The Attempt at a Solution

I won't lie because I have no clue.

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#### cwrx14

I also have a problem that says what is the magnitude and direction of the electrical field at a point midway between -8 ucoul and 7 ucol charge 8 cm apart? assume no other charges nearby.

#### Redbelly98

Staff Emeritus
Homework Helper
1. Homework Statement

How strong a field between plates 0.80 uf air gap capacitator if 2 mm apart has charge of 72 ucol?

2. Homework Equations

My teacher has not given a formula, any examples, etc. I really would like to learn this and its not in the text book. Please help, thanks.

3. The Attempt at a Solution

I won't lie because I have no clue.
Try the equation that relates Q, C, and V.

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