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प्रश्न
Name the two types of spherical mirrors. What type of mirror is represented by the:
back side of a shining steel spoon?
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उत्तर
The types of spherical mirrors represented by the
back side of a shining steel spoon is convex mirror, and
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Centre of curvature
An image which can be obtained on a screen is called a ______ image.
What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?
Name the two types of spherical mirrors. What type of mirror is represented by the:
front side of a shining steel spoon?
What is the relation between the focal length and radius of curvature of a spherical mirror (concave mirror of convex mirror)? Calculate the focal length of a spherical mirror whose radius of curvature is 25 cm.
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.
Why is a hole burnt in the carbon paper?
Name the spherical mirror which can produce a virtual and diminished image of an object.
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?
Write the formula for a lens connecting image distance (v), object distance (u) and the focal length (f). How does the lens formula differ from the mirror formula?
A diverging lens is used in:
(a) a magnifying glass
(b) a car to see objects on rear side
(c) spectacles for the correction of short sight
(d) a simple camera
Define the terms pole, principal axis and centre of curvature with reference to a spherical mirror.
Name the kind of mirror used to obtain:
A virtual and diminished image
State two uses of a concave mirror.
Select the correct option:
A mirror forms a virtual image (diminished) of an object, whatever be the position of object:
Define the following term in relation to concave mirror.
Radius of curvature
Name the two types of spherical mirrors.
