Which one of the following expressions gives the inductive reactance of a coil of…

PHYSICS · Single correct · CBSE · Physics · Alternating Current · Alternating Current

Problem

Which one of the following expressions gives the inductive reactance of a coil of inductance

L

when it is connected to an alternating source of angular frequency

\omega

? (a)

X_L=\dfrac{\omega L}{2\pi}

(b)

X_L=\omega L

(c)

X_L=2\pi\,\omega L

(d)

X_L=\sqrt{2}\,\omega L