Reactance — Prelims Questions

An inductor of inductance $L = 200,\text{mH}$ is connected to an AC source with a frequency of $50,\text{Hz}$. What is the inductive reactance of the inductor?

A capacitor of capacitance $C = 10,mu\text{F}$ is connected to an AC source operating at $100,\text{Hz}$. Calculate its capacitive reactance.

Which of the following statements is TRUE regarding the phase relationship in purely reactive AC circuits?

An inductor has an inductive reactance of $100,Omega$ at $50,\text{Hz}$. What will be its inductive reactance if the frequency is doubled to $100,\text{Hz}$?

A capacitor has a capacitive reactance of $200,Omega$ at $100,\text{Hz}$. What will be its capacitive reactance if the frequency is halved to $50,\text{Hz}$?

At what frequency will a $10,\text{mH}$ inductor have the same reactance as a $10,mu\text{F}$ capacitor?