5555555555 66. A voltage regulator with a no-load output dc voltage of 12 V is connected to a load with a resistance of 10 Ω. If the load resistance decreases to 7.5 Ω, the load voltage will decrease to 10.9 V. The load current will be ________, and the percent load regulation is ________. (a) 1.45 A, 90.8% (b) 1.45 A, 10.09% (c) 1.2 A, 90.8% (d) 1.2 A, 10.09%
5555555555 65. A voltage regulator has a no-load output of 18 V and a full-load output of 17.3 V. The percent load regulation is ________. (a) 0.25%. (b) 96.1%. (c) 4.05%. (d) 1.04%.
5555555555 47. Voltage regulators keep a constant ________ output voltage when the input or load varies within limits. (a) dc (b) ac (c) ripple (d) none of these
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