Questions


May 2021 0 17 Report
Question » A double concave lens with the refractive index{n} = 1.5 is kept in the air. If two spherical surfaces have Radii R1= 20cm and R2=60cm. Find the focal length of the lens.​

Add an Answer


Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Helpful Social

Copyright © 2024 EHUB.TIPS team's - All rights reserved.