Give three uses of concave mirrors.

One Line Answer

Concave mirrors are used in reflecting microscope, in shaving and makeup glasses and in ophthalmoscope.

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Chapter 6: Light - Exercise [Page 261]

Chapter 6 Light
Exercise | Q 19 | Page 261

Explain the following term related to spherical lenses:- principal axis

Name the spherical mirror which has:

(a) virtual principal focus.
(b) real principal focus.

Name the spherical mirror which can produce a real and diminished image of an object.

How is the focal length of a spherical mirror related to its radius

For what position of object, the image formed by a concave mirror is magnified and erect?

Name the kind of mirror used to obtain:

A real and diminished image.

State the kind of mirror used

(a) By a dentist,

(b) As a search-light reflector.

Select the correct option:

A mirror forms a virtual image (diminished) of an object, whatever be the position of object:

What is a mirror formula?

The minimum length of the mirror required to see the full image of the person is half ‘ of his height.