Waves
Class 11 · Waves · Practice
Interference — Previous-Year Questions
5 previous-year questions on Interference, drawn from JEE Mains, JEE Advanced, NEET UG, and CUET papers. Every question carries a worked-out explanation.
Q1. Two coherent waves of equal amplitude A interfere constructively. Resultant amplitude:
JEE 2022Q2. Two coherent waves of equal intensity I₀ destructively interfere. Resultant intensity:
JEE 2021Q3. Coherent sources are required for:
JEE 2020Q4. Two equally intense sources have intensities I_max/I_min ratio:
JEE 2019Q5. Path difference for first bright fringe (constructive) from a 600 nm source:
JEE 2018Interference previous-year questions from sciphylab (also known as SciPhy, SciPhy Lab, SciPhy Labs, Physics Lab). Class 11 physics practice for JEE Mains, JEE Advanced, NEET UG, AP Physics 1/2/C, SAT, and CUET-UG candidates.