Physics · Ray Optics

The critical angle for a denser-rarer medium interface is 45°. If the speed of light in the rarer medium is 3 × 108 m/s, then the speed of light in the denser medium is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11.50 × 108 m/s
22.12 × 108 m/s✓
33.12 × 107 m/s
44.24 × 108 m/s

Correct answer

2.12 × 108 m/s

Download Single Question PDF

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Share with Friends & Study Groups

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Preparing for Physics?

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Start Free Mock Test →

Chapter Practice

Want more practice questions on Ray Optics?

Solve complete topic-wise tests with detailed solutions on GkGet.

Practice Ray Optics MCQs →

Recommended practice questions in Physics · Ray Optics

Browse More Physics →

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Solve Question→

Which of the following events is considered the first major peasant uprising against the British in India?

Solve Question→

Who led the Non-Cooperation Movement in India?

The critical angle for a denser-rarer medium interface is 45°. If the speed of light in the rarer medium is 3 × 108 m/s, then the speed of light in the denser medium is:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Physics?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

The critical angle for a denser-rarer medium interface is 45°. If the speed of light in the rarer medium is 3 × 108 m/s, then the speed of light in the denser medium is:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Physics?

Related Practice Questions

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions