Parameters: I: Amplitude of source current (default value = 1 Amp) phase: Phase of damped sine wave to be generated (default value = 0 rad) freqHz: Frequency of damped sine wave to be generated (default value = 2 Hz) damping: Damping coefficient of damped sine wave to be generated (default value = 1 Hz) offset: Offset of sine wave to be generated (default value = 0 Amp) startTime: Start time of sine wave to be generated (default value = 0 sec)