Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
A lens acts as converging in air and diverging when immersed in water. Then, refractive index of lens is :
PhysicsRay OpticsJIPMERJIPMER 2006
Options:
  • A equal to unity
  • B below 1.33
  • C greater than 1.33
  • D less than unity
Solution:
1767 Upvotes Verified Answer
The correct answer is: below 1.33
When lens is immersed in water then its nature changes. The refractive index of lens is less than that of wateri.e., less than 1.33 .

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.