Question

Ram is writing a letter to his father
p.v​

Answer 1

Answer:

Ok

Explanation:

So what should we do?

What's the question

the focal length depends upon the color of light. Now, by the lens maker formula which is, 1f=(μ−1)(1R1−1R2),where R1,R2 are radius of curvature of the two sides of the lens, hence focal length of the lens also depends upon the radius of curvature of the lens used.