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प्रश्न
Rays of light incident parallel to the principal axis pass through the focus after reflection from a concave mirror.
पर्याय
True
False
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उत्तर
True.
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संबंधित प्रश्न
Describe an experiment to show that a light ray bends when it passes from one transparent medium into another transparent medium.
A ray of light falls normally on a glass slab. What is the angle of incidence?
The diagram in figure shows a ray of light AO falling on a rectangular glass slab PQRS. Complete the diagram till the ray of light emerges out of the slab. Label on the diagram the incident ray, the refracted ray and the emergent ray.
What is a real image? Name the mirror which can be used to obtain the real image of an object. What should be the position of the object relative to the mirror?
A plane mirror produces a ______image.
Say TRUE or FALSE
A plane mirror is opaque
We can create enlarged, virtual images with ______.
The image which can be obtained on a screen is called ______.
Calculate the number of images formed by plane mirrors kept at an angle of 10° to each other.
