The amount of power transferred increases with the frequency the square of the voltage, and the capacitance between the plates, which is proportional to the area of the smaller plate and (for short distances) inversely proportional to the separation.
The amount of power transferred increases with the frequency the square of the voltage. The amount of power transferred increases with the capacitance between the plates. The plates is proportional to the area of the smaller plate. The amount of power transferred inversely proportional to the separation.