Physics · Wave Optics

JEE Main 2024 — 5 April, Shift 1 — Question 31

Light emerges out of a convex lens when a source of light kept at its focus. The shape of wavefront of the light is:

Option A:
Both spherical and cylindrical
Option B:
Cylindrical
Option C:
Spherical
Option D:
Plane
Correct

Answer: D

Step-by-step solution

Light emerges parallel

$\therefore$ planor wavefront

Solution figure

Answer key and solution verified before publishing.

Practise Wave Optics

Start with this question, then two more from the same chapter — with a tutor that explains every step. Free.

Solve a similar one free

Exam: JEE Main 2024
Paper: 5 April, Shift 1
Subject: Physics
Chapter: Wave Optics
Topic: Huygens' Wave Theory and Wavefronts

In Young's double slit experiment, carried out with light of wavelength 5000 A , the distance between the slits is 0.3 mm and the screen is…

Light emerges out of a convex lens when a source of light kept at its… | JEE Main 2024 PYQ with Solution · DhiX AI