Question

Complete the following ray diagram.

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Answer 1

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When an object is placed between the pole and focus of a concave mirror, the image formed is :

• behind the mirror
• virtual
• erect
• magnified or larger then the object

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In the above ray diagram :

• P ➟ Pole
• F ➟ Focus
• C ➟ Centre of curvature
• MM` ➟ Aperture
• AB ➟ Object
• A` B` ➟ Image

Concave mirror :

• Concave mirror is a type of spherical mirror.
• In this type of mirror reflection of light takes place at the concave or in the bent surface.
• Concave mirrors are also know as converging mirror.

Concave mirrors are used :

• as shaving mirrors
• as reflectors in torches
• as vehicle headlights
• by dentists to see large image of teeth
• as doctor's head mirrors