A parallel plate air-filled capacitor has plate area of 10^-4 m² and plate separation of 10^-3 m. It is connected to a 2 V, 1.8 GHz source. The magnitude of the displacement current is $$\left( {{\varepsilon _0} = \frac{1}{{36\pi }} \times {{10}^{ - 9}}{\text{F}}{{\text{m}}^{ - 1}}} \right)$$