# An object is placed 25 cm from a convex lens, whose focal lenght is 16cm. The image distance is__________.

2
by Sathiyan

• Brainly User
2015-04-03T21:18:46+05:30

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1/-25 + 1/v = 1/16
1/v = 1/16 + 1/25
1/v = 25+16/400
1/v = 41/400
v = 400/41 cm = 9.75 cm

image distance is 9.75 cm
2015-04-03T21:28:50+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Given,
1/u=25  ,   1/f=16
Lens formula=>1/f=1/v-1/u
1/v=1/f+1/u
=1/16+1/25
=25+16/400
=41/400
v=400/41
v=9.75cm