Symbols of few components used in electrical circuits are given in column A. Match with names given in column B and choose the correct option:
Two p-n junction diodes \(D_1\) and \(D_2\) are connected as shown in the figure. \(A\) and \(B\) are input signals and \(C\) is the output. The given circuit will function as a _______. 
In the given circuit, the potential difference across the plates of the capacitor \( C \) in steady state is 