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प्रश्न
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
पर्याय
Retraces its path
Passes through the focus
Passes through the pole
Becomes parallel to the principal axis.
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उत्तर
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray : Retraces its path
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संबंधित प्रश्न
Define the Focal length of a spherical mirror
Name the kind of mirror used to obtain
(a) a real and enlarged image
(b) a virtual and enlarged image
(c) a real and diminished image, and
(d) a virtual and diminished image.
Discuss the position and nature of image formed by a convex mirror when an object is moved from infinity towards the pole of mirror.
State the kind of mirror used
(a) By a dentist,
(b) As a search-light reflector.
Answer the following question:
Distinguish between the convex mirror and the concave mirror.
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.
Is real image always inverted?
An object 10 cm high is placed at a distance of 20 cm in front of a spherical mirror of focal length 25 cm. By scale drawing find the nature, position, and magnification of the image in the following case:
Concave mirror
The image formed in a plane mirror is always inverted.
