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Ray Optics: Concave Lens

Q- A double concave lens of index of refraction 1.45 has radii of magnitudes 31 cm and 21 cm. An object is located 80 cm to the left of the lens. Find the following-

(a) The focal length of the lens

(b)  The location of the image

(c) The magnification of the image

(d) Describe the image.

Solution:

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