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Optics Diffraction Quizzes, Questions & Answers

All Grades

Top Trending Optics Diffraction Quizzes

Diffraction Gratings and Practical Examples Quiz

This quiz on diffraction gratings and practical examples contains 20 questions designed for students in Grade 10. You will explore concepts like light interference, wavelength, and the applications of diffraction gratings in...

Questions: 20 | Attempts: 15 | Last updated: Mar 8, 2026

Sample Question 1
A diffraction grating is a surface with:

One slit only

Many equally spaced slits/lines

A single mirror

A curved lens

Sample Question 2
A CD/DVD acts like a diffraction grating.

True

False

Diffraction Basics Quiz: Bending/Spreading of Waves

This quiz features 20 questions about diffraction, which is the bending and spreading of waves, and is designed for students in Grade 9. You will explore key concepts like wave behavior, interference patterns, and the...

Questions: 20 | Attempts: 14 | Last updated: Mar 7, 2026

Sample Question 1
Diffraction is when a wave:

Speeds up in a new medium

Bends/spreads when it passes an edge or through an opening

Bounces off a surface

Changes into heat

Sample Question 2
Diffraction can happen with sound waves as well as light waves.

True

False

Recent Optics Diffraction Quizzes

Diffraction in Real Systems Quiz

Questions: 20 | Attempts: 10 | Last updated: Mar 8, 2026

Sample Question
Diffraction is important in cameras and telescopes because it can:

Increase battery life

Limit image sharpness

Change colour temperature

Stop light entirely

Single-Slit Diffraction Quiz

Questions: 20 | Attempts: 10 | Last updated: Mar 8, 2026

Sample Question
In single-slit diffraction, the brightest and widest part of the pattern is the:

First minimum

First side maximum

Central maximum

Edge shadow

Diffraction in Everyday Life Quiz

Questions: 20 | Attempts: 10 | Last updated: Mar 7, 2026

Sample Question
Why can you hear someone speaking from another room even if you can't see them?

Refraction of sound only

Diffraction of sound around the doorway

Polarization of sound

Dispersion of sound