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प्रश्न
State the position of object for which the image formed by a concave mirror is of same size.
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उत्तर
If the object is placed at the centre of curvature of a concave mirror, the image formed is of same size.
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संबंधित प्रश्न
Mention the types of mirrors used as (i) rear view mirrors, (ii) shaving mirrors. List two reasons to justify your answers in each case.
Explain the following term:
Incident ray
Draw diagram/diagrams to show them.
Discuss the position and nature of image formed by a concave mirror when an object is moved from infinity towards the pole of mirror.
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.
Select the correct option:
A concave mirror is made by cutting a portion of a hollow glass sphere of radius 30 cm. The focal length of the concave mirror is:
Define the following term in relation to concave mirror.
Focal length
What do you understand by the term real image?
Numerical problem.
The radius of curvature of a spherical mirror is 25 cm. Find its focal length.
