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प्रश्न
Rays of light incident parallel to the principal axis pass through the focus after reflection from a concave mirror.
विकल्प
True
False
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उत्तर
True.
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संबंधित प्रश्न
A concave mirror forms a virtual image for an object placed ...............................
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.
State the changes in the position, size and nature of the image when the object is brought from infinity up to a concave lens. Illustrate your answer by drawing ray diagrams.
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Say TRUE or FALSE
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A real image is inverted and can be caught on the screen.
A concave lens produces only ______ image.
