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Question
Name the two kinds of spherical mirrors and distinguish between them.
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Solution
Two kinds of spherical mirrors are concave and convex.
Distinction between concave and convex mirror: A concave mirror's bulging surface is silvered and reflection takes place from the hollow surface but a convex mirror's inner surface is silvered and reflection takes place from the bulging surface.
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RELATED QUESTIONS
Name the two types of spherical mirrors. What type of mirror is represented by the:
back side of a shining steel spoon?
A concave lens produces an image 20 cm from the lens of an object placed 30 cm from the lens. The focal length of the lens is:
(a) 50 cm
(b) 40 cm
(c) 60 cm
(d) 30 cm
What do you understand by the focus and focal length of a spherical mirror? Show them on the separate diagrams for each of a concave mirror and a convex mirror.
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
Define the following term in relation to concave mirror.
Aperture
Define the term Centre of curvature.
Define the following terms in the context of a diverging mirror:
- Principal focus
- Focal length
Draw a labelled ray diagram to illustrate your answer.
