SSC
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A dentist uses a small dental mirror to help magnify teeth in your mouth. What type of mirror is this?
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a convex mirror
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a concave mirror
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a convex lens
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a concave lens
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Explanation:
Detailed explanation-1: -Dentists use concave mirrors to see teeth and other areas in the mouth. This is because a concave mirror forms a virtual, erect and enlarged image when the object is placed within focus.
Detailed explanation-2: -Concave mirrors used by dentists are called “Mouth Mirrors”.
Detailed explanation-3: -A dentist uses a small mirror that gives a magnification of 4 when it is held 0. 60 cm from a tooth.
There is 1 question to complete.