Published by:
CGP EDU Academic Team
Published on: August 22, 2026
Focal length of convex lens in air is 
. Now the lens is submerged in liquid of refractive index 1.42. Find the ratio of focal length in medium to focal length in air.
Text Solution
Verified by ExpertsThe correct answer is:
A
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
PART-I PHYSICS
If the weight of an object at the pole is , then the weight of the object at the eq…
In a house 15 bulbs of bulbs of bulbs of and two heaters of 1 each is connected to mains suppl…
In an adiabatic process, the volume is doubled. Find the ratio of final average relaxation time and…
A block of mass is suspended from a string of length . When pulled by a force along horizontal f…
The surface mass density of a disc varies with radial distance as , where and are positive const…
Cascaded Carnot engine is an arrangement in which heat sink of one engine is source for other. If h…