Alternating Current
Class 12 · Alternating Current · Practice

Reactance vs Frequency — Previous-Year Questions

5 previous-year questions on Reactance vs Frequency, drawn from JEE Mains, JEE Advanced, NEET UG, and CUET papers. Every question carries a worked-out explanation.

Q1. An inductor of L = 100 mH at f = 100 Hz. X_L is:

JEE 2022

Q2. At what frequency does X_L = X_C for L = 1 H and C = 1 μF?

JEE 2021

Q3. When frequency is doubled, X_C becomes:

JEE 2020

Q4. At very high f, an LC series circuit behaves like:

JEE 2019

Q5. Series RC circuit: at very low f, the output across R is:

JEE 2018

Reactance vs Frequency previous-year questions from sciphylab (also known as SciPhy, SciPhy Lab, SciPhy Labs, Physics Lab). Class 12 physics practice for JEE Mains, JEE Advanced, NEET UG, AP Physics 1/2/C, SAT, and CUET-UG candidates.