Can u help me out with this??
An illuminated object lies at a distance of 1 m from the screen placed at a distance 75 cm from the lens. Find
Focal length
Magnification
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Image Distance ,(v)= 75 cm (right hand side)
Object distance, (u)= -1m = 100cm ( In convex lens object is in the left hand side)
Focal length, (f)= ??
Lens Formula
1/f=1/v−1/u
=1/75cm−1/(−100)
=1/300cm
f= 300 cm
f= 300/100
f=3m
Magnification, m=v/ u
=75/100
m =0.75
==================================================================
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Given:Image Distance ,(v)= 75 cm (right hand side)
Object distance, (u)= -1m = 100cm ( In convex lens object is in the left hand side)
Focal length, (f)= ??
Lens Formula
1/f=1/v−1/u
=1/75cm−1/(−100)
=1/300cm
f= 300 cm
f= 300/100
f=3m
Magnification, m=v/ u
=75/100
m =0.75
==================================================================
Hope this will help you....
Plzzz Subscribe my YouTube Channel- BanarasiiiINDIA
https://www.youtube.com/channel/UC27NLinpXVunbzVQ0vdHabQ
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