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JEE • Physics

Geometrical Optics

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Reflection and Plane Mirror Image

For a plane mirror, the source lists equal incidence and reflection angles and basic image properties.

∠i=∠r\angle i=\angle r
plane mirror
objectimage

Notes

  • Object distance from mirror equals image distance.

  • The line joining object and image is normal to the mirror.

  • Image size is the same as object size.

  • Real object gives virtual image; virtual object gives real image.