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Optics Quizzes, Questions & Answers

Recent Optics Quizzes

International Day of Light Quiz Questions With Answers

Questions: 10 | Attempts: 511 | Last updated: May 15, 2025

Sample Question
When is the International Day of Light observed?

16th May

18th May

16th April

18th April

What do you know about Photons?

Questions: 10 | Attempts: 210 | Last updated: Oct 16, 2025

Sample Question
Who discovered Photon?

Newton

Gilbert Lewis

Rutherford

Pascal

Class 6 Science Light, Shadows and Reflection Online Test

Questions: 10 | Attempts: 10575 | Last updated: Mar 19, 2025

Sample Question
In sky, earth and moon are

Opaque

Translucent

Transparent

None of these

A Beginners Quiz About Light

Questions: 10 | Attempts: 968 | Last updated: Mar 22, 2025

Sample Question
Lucy and her teacher discuss shadows. Lucy thinks of four possible answers to the teacher’s question. Choose the correct answer.

Wooden chair

Mosquito net

Glass window

Brick wall

Physics- Light and Electricity Quiz

Questions: 21 | Attempts: 341 | Last updated: Mar 22, 2025

Sample Question
Mixing green light with red light produces ................ light.

Cyan

Magenta

Yellow

Blue

Light and Shadow Trivia Quiz!

Questions: 10 | Attempts: 8871 | Last updated: Feb 23, 2025

Sample Question
When an object blocks the light, what is formed?

A reflection

An illumination

A shadow

A refraction

Light Reflection & Refraction Quiz: Physics Basics

Questions: 24 | Attempts: 3657 | Last updated: Oct 27, 2025

Sample Question
If an incident ray passes through the focus of the concave mirror the reflected ray will?

Pass through the pole

Parallel to the principal axis

Retrace its path

Passes through the centre of curvature

Gr Xii Physics- Part-2 Revision 2

Questions: 15 | Attempts: 105 | Last updated: Mar 20, 2025

Sample Question
What is path difference for destructive interference?

(a) nλ

(b) n(λ +1)

(c) (2n + 1)λ/2

(d) (n +1)λ/ 2

Physical Optics Quiz! Trivia

Questions: 10 | Attempts: 156 | Last updated: May 8, 2025

Sample Question
A beam of electrons is used in Young's double-slit experiment. If the speed of electrons is increased then the fringe width will:

Increase

Decrease

Remains same

Fringes will not be seen

Geometrical Optics Test Quiz!

Questions: 10 | Attempts: 869 | Last updated: May 8, 2025

Sample Question
If x and y be the distance of the object and the image formed by a concave mirror from its focus and f be the focal length, then

Xy=f

Xy=f2

X/y =f

X/y =f2

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