Q79 / 90 · JEE Main 2021 (17 Mar Shift 2) · Physics

What happens to the inductive reactance and the current in a purely inductive circuit if the frequency is halved ?

  • A
    Both, inductive reactance and current will
    be halved.
  • Correct answer
    B
    Inductive reactance will be halved and
    current will be doubled..
  • C
    Inductive reactance will be doubled and
    current will be halved.
  • D
    Both, inducting reactance and current will be doubled

Solution

XL=ωL

i=v0ωL

Hence, the correct answer is option: 'B'.

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