A 1 cm high object is placed at a distance of 12 cm from a convex lens of focal length 16 cm. Find the position, size and nature of image.
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Ray Optics and Optical Instruments
Combination of Mirror and Lenses
An object is placed at a di...
PHYSICS
An object is placed at a distance of 12cm from a convex lens of focal length 8cm. Find the position of the image.
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Focal length of convex lens, f=8 cm
Object distance, u=−12 cm
Using lens formula v1−u1=f1
where v is the image distance.
∴ v1−−121=81
⟹ v=+24 cm
(+ve sign indicates that image is formed behind the lens)
So, image is formed at a distance 24 cm behind the convex lens.
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