A biconvex lens is formed by using a piece of plastic (n = 1.70). the radius of the front surface is 20 cm and the radius of the back surface is 30 cm. what is the focal length of the lens?

Answers

The focal length of the lens is mathematically given as

f = 17.15cm

What is the focal length of the lens?

Generally, the equation for focal length is mathematically given as

focal lengthof thelensis mathematically given asf = 17.15cm## What is the focal length of the lens?

focal lengthis mathematically given asfront surfacef = 17.15cmfocal lengthof the lensf = 17.15cmfocal lengthhttps://brainly.com/question/16188698