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| 1. sor: | 1. sor: | ||
| − | <math>\mathbf{ | + | |
| + | :<math>\mathbf{F} = \frac{1}{4 \pi \epsilon_0} \frac{q_1 q_2 }{|\mathbf{r}|^3} \mathbf{r} = | ||
| + | \frac{1}{4 \pi \epsilon_0 } \frac{q_1 q_2}{|\mathbf{r}|^2} \hat{\mathbf{r}}</math> | ||
| + | :::where | ||
| + | :::: <math>\mathbf{F}</math> is the electrostatic force vector, | ||
| + | :::: <math>q_1</math> is the charge on which the force acts, | ||
| + | :::: <math>q_2</math> is the acting charge, | ||
| + | :::: <math>\mathbf{r}=\mathbf{r_1}-\mathbf{r_2}</math> is the distance vector between the two charges, | ||
| + | :::: <math>\mathbf{r_1} \ </math> is position vector of <math>q_1</math>, | ||
| + | :::: <math>\mathbf{r_2} \ </math> is position vector of <math>q_2</math>, and | ||
| + | :::: <math> \hat{\mathbf{r}}</math> is a [[unit vector]] pointing in the direction of '''r'''. | ||
A lap 2006. június 7., 23:43-kori változata
- [math]\mathbf{F} = \frac{1}{4 \pi \epsilon_0} \frac{q_1 q_2 }{|\mathbf{r}|^3} \mathbf{r} =
\frac{1}{4 \pi \epsilon_0 } \frac{q_1 q_2}{|\mathbf{r}|^2} \hat{\mathbf{r}}[/math]
- where
- [math]\mathbf{F}[/math] is the electrostatic force vector,
- [math]q_1[/math] is the charge on which the force acts,
- [math]q_2[/math] is the acting charge,
- [math]\mathbf{r}=\mathbf{r_1}-\mathbf{r_2}[/math] is the distance vector between the two charges,
- [math]\mathbf{r_1} \ [/math] is position vector of [math]q_1[/math],
- [math]\mathbf{r_2} \ [/math] is position vector of [math]q_2[/math], and
- [math] \hat{\mathbf{r}}[/math] is a unit vector pointing in the direction of r.
- where
