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Question: Answered & Verified by Expert
If we increase the frequency of an a.c. supply, then inductive reactance
PhysicsAlternating CurrentMHT CETMHT CET 2021 (23 Sep Shift 2)
Options:
  • A increased directly with the square of frequency
  • B increases as it directly proportional to frequency
  • C decreases inversely with the square of frequency
  • D decreases as it is inversely proportional to the frequency
Solution:
2052 Upvotes Verified Answer
The correct answer is: increases as it directly proportional to frequency
Inductive reactance $\mathrm{X}_{\mathrm{L}}=2 \pi \mathrm{fL}$ $\therefore \mathrm{X}_{\mathrm{L}} \propto \mathrm{f}$

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