Physics, asked by Anonymous, 1 year ago

❤❤❤The focal length of a Convex Lens is 25 cm. At what distance from the optical centre of the lens an object be placed to obtain a virtual image of twice the size ?❤❤❤

Answers

Answered by sachinarora2001
25
Magnifucation =) height of image/ height of object
=)2

v/u=2

v=2u

By lens formula...
1/f=1/v-1/u

1/f=1/2u-1/u

u=-f/2.

u=-25/2

u=(-12.5)

Negative sign show that image is in the front of the len

ramuchrvnspc66dz: hi
ramuchrvnspc66dz: hi hi
sachinarora2001: yes
ramuchrvnspc66dz: hi
Answered by peesa958hsl
6

Answer:

hope it helps u

Explanation:

tq

plzz follow meee

plzzzz....

Attachments:
Similar questions