Question

what is concave mirror and lense​

Answer 1

Answer:

whose reflecting surface is inwards is known as concave mirror.

Answer 2

Concave mirror

. The reflecting surface is bent in ward

.it is called converging mirror

.it forms real or virtual image

. It forms inverted or errect image

. The image is smaller or equaler or larger than the object

Concave lense

. The lens which is thinner in the middle than at edges is called concave lense

. It is called diverging lense

.the image formed is always virtual

.the image is always errect

. The image is always smaller than the object

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