The initial charge in the 1 F capacitor present in the circuit shown is zero. The energy in joules transferred from the DC source until steady state condition is reached equals ______. (Give the answer up to one decimal place.)

The mean square value of the given periodic waveform f(t) is_________.

In the circuit shown below, the value of capacitor C required for maximum power to be transferred to the load is

For the balanced Y-Y connected 3-Phase circuit shown in the figure below, the line-line voltage is 208 V rms and the total power absorbed by the load is 432 W at a power factor of 0.6 leading. The approximate value of the impedance Z is