You are given three mirrors of different types. How will you identify each one of them?

AcademicPhysicsNCERTClass 7

Properties of the image formed

Plane MirrorConcave mirrorConvex mirror
Real or virtualThe image formed by a plane mirror is always virtual.The image formed by a concave mirror is real except the object is near the mirror.The image formed by a convex mirror is virtual.
Erect or invertedThe image formed by a plane mirror is always erect.Inverted when real and erected when virtualThe image formed by a convex mirror is always erect.
Size of imageThe image formed by a plane mirror is of the same size as the object.Diminished for certain positions and enlarged for othersAlways diminished.

raja
Updated on 10-Oct-2022 13:30:11

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