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प्रश्न
Name the two types of spherical mirrors. What type of mirror is represented by the:
front side of a shining steel spoon?
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उत्तर
The types of spherical mirrors represented by the
front side of a shining steel spoon is concave mirror
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Principal axis
Define the following term in the context of spherical mirrors:- Principal focus
Explain the following term related to spherical lenses: focal length
An image which can be obtained on a screen is called a ______ image.
Define the Focal length of a spherical mirror
A ray of light is incident normally on a plane mirror. What will be the
angle of reflection?
Name the two types of spherical mirrors. What type of mirror is represented by the:
back side of a shining steel spoon?
Name the spherical mirror which can produce a virtual and diminished image of an object.
Which are the two convenient rays that are chosen to construct the image by a spherical mirror for a given object? Explain with the help of suitable ray diagrams.
In each case (a) and (b), draw reflected rays for the given incident rays and mark focus by the symbol F.
Name the kind of mirror used to obtain :
A real and enlarged image
A real and enlarged image can be obtained by using a
At what distance from a concave mirror of focal length 25 cm should an object be placed so that the size of image is equal to the size of the object.
An object forms a virtual image which is 1/8th of the size of the object. If the object is placed at a distance of 40 cm from the convex mirror, calculate:
- the position of the image
- the focal length of the convex mirror.
Define the following term:
convex mirror
A student traces the path of a ray of light passing through a rectangular slab.
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For measuring the angle of incidence, he must position the protractor in the manner shown in the figure:
Size of image of an object by a mirror having a focal length of 20 cm is observed to be reduced to 1/3rd of its size. At what distance the object has been placed from the mirror? What is the nature of the image and the mirror?
