I = \frac{N q}{t}

${I = \frac{{N}{q}}{t}}$

I = \frac{N q}{t}

$I = \frac{{N}{q}}{t}$

I (A)

$I \;\left(A\right)$

N

$N$

N

$N$

1

q

$q$

C

$C$

1

t

$t$

s

$s$

1

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