A parallel state air capacitor has capacitance of 100 `muF`. The plates are at a distance d apart. If a slab of thickness t `(t le d)` and dielectric constant 5 is introduced between the parallel plates, then the capacitance can be

Options

A. `30 mu C`
B. `100 mu C`
C. `200 mu C`
D. `500 mu C`

Answer

C