Lens is an optically transparent medium whose one or both surfaces are spherical.

True

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False

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Solution

The correct option is A True
A lens is a piece of glass or other transparent material with one or both sides curved for concentrating or dispersing light rays, used singly (as in a magnifying glass) or with other lenses (as in a telescope).

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Lens is an optically transparent medium whose one or both surfaces are spherical.

The correct option is A TrueA lens is a piece of glass or other transparent material with one or both sides curved for concentrating or dispersing light rays, used singly (as in a magnifying glass) or with other lenses (as in a telescope).

The correct option is A True
A lens is a piece of glass or other transparent material with one or both sides curved for concentrating or dispersing light rays, used singly (as in a magnifying glass) or with other lenses (as in a telescope).