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प्रश्न
Define the term Normal.
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उत्तर
Normal to the surface of a mirror at any point is the straight line at the right angle to the tangent drawn at that point.
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संबंधित प्रश्न
An image that cannot be obtained on a screen is called ______.
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.
Write two more characteristics of the image.
State two uses of a concave mirror.
Is real image always inverted?
What is a mirror formula?
Find the height of the image of a body of height 1.5m in a mirror with a magnification of 1.5.
Define the term Centre of curvature.
Define the term Principle focus.
The radius of curvature of a spherical mirror is 18 cm. What is the focal length of this mirror?
