Physics · Ray Optics
For refraction at a concave spherical surface separating an air medium (refractive index 1) and a glass medium (refractive index 1.5), the distance of the object from the pole must be greater than 'n' times the radius of curvature of the refracting surface for a real image to be formed in the rarer medium. What is the value of 'n'?
- 13✓
- 223
- 332
- 42
Correct answer
3
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!
Preparing for Physics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Ray Optics?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Ray Optics