Question

what is power of lens give two uses of concave mirrors​

Answer 1

Answer:

Explanation:Power of lens is one by its focal length.

     [ P=1/f ]

uses of concave mirrors:

* used in shaving and makeup mirrors.

* used in headlights of vehicles.

I HOPE THIS WILL HELP U DEAR:)

Answer 2

Answer:Power of lens: The ability of a lens to converge or diverge the light rays is known as power of the lens.

Uses of concave mirrors:

1)Concave mirrors are commonly used in torches,headlights of different vehicles to get powerful parallel beams of light.

2)Concave mirrors are used as shaving mirrors to see larger image of the face.

3)Concave mirrors are also used by the dentists in order to see larger images of the teeth of the patients.

4)Large concave mirrors are used to converge the sun rays at a point in order to produce a large amount of concentrated heat in a solar furnace.

I hope it will help you.

Explanation: