Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

Email: always@edzy.ai
Phone: +91 96256 68472
WhatsApp: +91 96256 68472
Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

CBSE Class 6
CBSE Class 7
CBSE Class 8
CBSE Class 9
CBSE Class 10
CBSE Class 11
CBSE Class 12

Explore the CBSE resource hub

Explore Edzy

Study Resources
Free Study Tools
Best Apps for Board Exams
Edzy vs ChatGPT
About Us
Why We Built Edzy
Blog
CBSE AI Tutor

Support & Legal

Help & FAQs
Accessibility
Privacy Policy
Terms & Conditions
Refund Policy
Cookie Policy
Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

LR

Question Practice

Define the refractive index of a medium.

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA

Light – Reflection and Refraction

Define the refractive index of a medium.

Single Answer MCQ

Q-00001654

Define the refractive index of a medium.

1

Speed of light in vacuum

2

Bending of light rays

3

Ratio of speed of light in vacuum to speed in medium

4

Reflection of light

Previous Question Next Question

Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What are the laws of refraction of light?

Single Answer MCQ

View explanation

Q2.

How does the speed of light vary in different media?

Single Answer MCQ

View explanation

Q3.

Explain the concept of optical density in terms of refractive index.

Single Answer MCQ

View explanation

Q4.

How is the refractive index of a medium with respect to vacuum calculated?

Single Answer MCQ

View explanation