Question

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➡Write indetail about concave and convex lens as well as mirror?

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Answer 1

Answer:

A convex lens is used for different purposes including glass enlargement, mirror, telescope, hypermetropia correction etc. Magnifying glasses : The most general use of the convex lens is in magnifying glasses. In a magnifying glass, if an object is placed on one side of a convex lens closer to the focal point, the image of the object is formed on the same side as the object and is highly …

Explanation:

Answer 2

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• Concave mirror - The kind of mirror which is bent in the middle is called concave mirror.

• Convex mirror - The kind of mirror which bulges out in the middle is called convex mirror.

• Concave lens - A lens which is bent inwards in the middle is called concave lens.

• Convex lens - A lens which bulges out in the middle is called convex lens.

• Uses of concave lens and mirror are -

1. Concave mirror are used by dentists to examine the defect in the tooth of the patient.
2. Concave mirror is used as a headlight of the car.
3. It is used in shaving mirrors.

• Uses of convex lens and mirror are -

1. Convex mirrors are used as rear view mirrors in vehicles like buses, cars, trucks etc.
2. It is used in making of terrestrial telescope.
3. The property of image formation by convex lens is followed in a photographic camera.