Mathematics · Optics

If the critical angle for total internal reflection from a medium to vacuum is 30°, then the speed of light in that medium is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

1.5 × 108 m/s

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

👥

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

Online Test Series

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

Chapter Practice

Want more practice questions on Optics?

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

Recommended practice questions in Mathematics · Optics

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?

Which of the following events is considered the immediate trigger for the launch of the Non-Cooperation Movement by Mahatma Gandhi?

Related Practice Questions