1.10

E_{1} = \frac{F_{12}}{q_{2}}

${E_1 = \frac{F_{12}}{q_{2}}}$

E_{1} = \frac{F_{12}}{q_{2}}

$E_1 = \frac{F_{12}}{q_{2}}$

E_{1} (V / m)

$E_1 \;\left(V/m\right)$

q_{2} (C)

$q_2\;\left(C\right)$

q_{2}

$q_2$

C

$C$

1

F_{12}

$F_{12}$

N

$N$

1

OK

Error