First slide

Phasors and Phasor Diagrams

Question

In a circuit containing an inductance of zero resistance, the e.m.f. of the applied AC voltage leads the current by

Easy

A

90⁰
B

45⁰
C

30⁰
D

0⁰

Solution

In a pure inductor (zero resistance), voltage leads the current by $90^{\circ}, i.e., π / 2$

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