Regulated Power Supplies » Exercise - 12. In an unregulated power supply, if load current increases, the output voltage ........... (a) remains the same (b) decreases (c) increases (d) none of the above
Regulated Power Supplies » Exercise - 126. If the load resistance decreases in a zener regulator, then zener current ............. (a) decreases (b) stays the same (c) increases (d) none of the above
Regulated Power Supplies » Exercise - 127. If the input a.c. voltage to unregulated or ordinary power supply increases by 5 %, what will be the approximate change in d.c. output voltage ? (a) 10 % (b) 20 % (c) 15 % (d) 5 %
Regulated Power Supplies » Exercise - 13. In an unregulated power supply, if input a.c. voltage increases, the output voltage .......... (a) increases (b) decreases (c) remains the same (d) none of the above
Regulated Power Supplies » Exercise - 14. A power supply which has a voltage regulation of ........... is unregulated power supply. (a) 0 % (b) 0.5 % (c) 10 % (d) 0.8 %