Advertisements
Advertisements
प्रश्न
Name the kind of mirror used to obtain:
A real and diminished image.
Advertisements
उत्तर
Concave
APPEARS IN
संबंधित प्रश्न
Explain the following term related to spherical lenses:- aperture
Define the Focal length of a spherical mirror
What type of image is formed:
on a cinema screen?
When a spherical mirror is held towards the sun and its sharp image is formed on a piece of a carbon paper for some time, a hole is burnt in the carbon paper.
What is the nature of spherical mirror?
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
What will be the focal length of this mirror?
Name the two kinds of spherical mirrors and distinguish between them.
How is the focal length of a spherical mirror related to its radius of curvature?
A concave mirror can be used to produce a parallel beam of light. Draw a ray to illustrate this.
The following Figure shows a concave mirror MM' on which a ray of light incident from a point P gets reflected to meet the principle axis at O.
(a) Find, by construction, the position of the centre of curvature of the concave mirror.
(b) Write down the value for the radius of curvature of the mirror.
(c) Calculate the focal length of the mirror.
(d ) Which relation is used in deducing the focal length from the radius of curvature?
The spherical mirror with a reflecting surface curved inward is called
