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Question: Answered & Verified by Expert
In a pure inductive circuit or In an ac circuit containing inductance only, the current
PhysicsAlternating CurrentJEE Main
Options:
  • A Leads the e.m.f. by $90^{\circ}$
  • B Lags behind the e.m.f. by $90^{\circ}$
  • C Sometimes leads and sometime lags behind the e.m.f.
  • D Is in phase with the e.m.f.
Solution:
1924 Upvotes Verified Answer
The correct answer is: Lags behind the e.m.f. by $90^{\circ}$
As we know,
In a pure inductor (zero resistance), voltage leads the current by $90^{\circ}$ i.e., $\frac{\pi}{2}$

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