Physics · Critical angle

When light travels from an optically denser medium to a rarer medium, the critical angle is defined as the angle of incidence for which the angle of refraction is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1180°
245°
390°✓
40°

Correct answer

90°

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 Critical angle?

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

Practice Critical angle MCQs →

Recommended practice questions in Physics · Critical angle

Browse More Physics →

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Solve Question→

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Solve Question→

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?

When light travels from an optically denser medium to a rarer medium, the critical angle is defined as the angle of incidence for which the angle of refraction is:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Physics?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

When light travels from an optically denser medium to a rarer medium, the critical angle is defined as the angle of incidence for which the angle of refraction 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