An object is placed at 30 cm in front of a convex lens of focal length 20 cm. Fi...

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sakshisingh1208 @sakshisingh1208

July 2021 1 31 Report

An object is placed at 30 cm in front of a convex lens of focal length 20 cm. Find the position of the image.

Answers & Comments

abhay2003 Convex lens
f=-20
u=-20
lens formula
1/f=1/v-1/u
1/v=1/f+1/u
=1/20+1/30
=3+2/60
=5/60
1/v =1/12
v=12 cm is answer.

I hope its help you..

sakshisingh1208 yes

sakshisingh1208 thanks

sakshisingh1208 tenth

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