FIGURE 24-2
-Figure 24-2 shows a simple ac circuit consisting of an inductor connected across the terminals of an ac generator. If the frequency of the ac generator is decreased by a factor of four, what will happen to the inductive reactance on the inductor?
A) It decreases by a factor of four.
B) It decreases by a factor of eight.
C) It increases by a factor of two.
D) It increases by a factor of four.
E) It increases by a factor of eight.

Question

FIGURE 24-2 
-Figure 24-2 shows a simple ac circuit consisting of an inductor connected across the terminals of an ac generator. If the frequency of the ac generator is decreased by a factor of four, what will happen to the inductive reactance on the inductor?
A) It decreases by a factor of four. 
B) It decreases by a factor of eight. 
C) It increases by a factor of two. 
D) It increases by a factor of four. 
E) It increases by a factor of eight.

Quizplus · Accepted Answer

Inductive reactance (X_L) is directly proportional to the frequency (f) of the AC generator, given by the formula X_L = 2πfL. If the frequency is decreased by a factor of four, the inductive reactance also decreases by a factor of four.

FIGURE 24-2 -Figure 24-2 Shows a Simple Ac Circuit Consisting of an Consisting