Test Index

CGPET 2019 Solved Paper

Section: Physics

© examsnet.com

Question : 1 of 150

Marks: +1, -0

A double convex lens has two surfaces of equal radii R and refractive index µ=1.5. Then,

f=
R
2
f=R
f=−R
f=2R

Go to Question:

Next Question