Physics · Optics
If a material has an absolute refractive index of 1.7, what does this imply about the speed of light in that material compared to vacuum?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Light travels 1.7 times faster in the material than in vacuum.
- 2Light travels at the same speed in both media.
- 3Light travels 1.7 times slower in the material than in vacuum.✓
- 4The speed difference cannot be determined from this value.
Correct answer
Light travels 1.7 times slower in the material than in vacuum.
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
Start Free Mock Test →Preparing for Physics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Optics MCQs →Want more practice questions on Optics?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Optics