5555555555 24. In a series RC circuit, when the frequency and the resistance are halved, the impedance ________. (a) doubles (b) is halved (c) is reduced to one-fourth (d) cannot be determined without values
5555555555 5. When the frequency is decreased, the impedance of a parallel RL circuit ________. (a) increases (b) decreases (c) remains constant (d) is not a factor
5555555555 2. When the frequency of the voltage applied to a series RL circuit is decreased, the impedance ________. (a) decreases (b) increases (c) does not change (d) cannot be determined without values
5555555555 12. To increase the current in a series RL circuit, the frequency ________. (a) should be increased (b) should be decreased (c) should be constant (d) cannot be determined without values
5555555555 21. When the frequency of the source voltage decreases, the impedance of a parallel RC circuit ________. (a) increases (b) decreases (c) does not change (d) decreases to zero