Download the app

Questions  

An object is placed at a distance x from a convex lens. The power of the lens required to have an image n times magnified is

a
n+1nx
b
n−1nx
c
nxn+1
d
nxn−1

detailed solution

Correct option is A

v=nu=nx;P=1f=1v+1u=1nx+1x=1+nnx

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

A candle placed 25 cm from a lens, forms an image on a screen placed 75 cm on the other end of the lens.  The focal length and type of the lens should be 


phone icon
whats app icon