Question $4(1$ point$)$

Suppose you build a capacitor with a plate area f $225c{m}^{{?}^{{?}^{?}}}2,$ a dielectric thickness of $1mm,$ and a dielectric constant of $0\mathrm{.}2n\frac{F}{m}.$ Calculate the capacitance you would expect to measure.

$45nF$

$4\mathrm{.}5nF$

$45F$

$4\mathrm{.}5F$