Regulated Power Supplies » Exercise - 129. If a power supply has no-load and full-load voltages of 30 V and 25 V respectively, then percentage voltage regulation is ............ (a) 10 % (b) 20 % (c) 15 % (d) none of the above
5555555555 99. Calculate the dc voltage across a 2 kΩ load for an RC filter section (R = 50 Ω , C = 20 μF). The dc voltage across the initial filter capacitor is Vdc = 50 V. (a) 40.78 V (b) 42.78 V (c) 45.78 V (d) 48.78 V
5555555555120. The filter output voltage of a power supply ________ when load current is drawn from the supply. (a) remains the same (b) is increased (c) is reduced (d) None of the above