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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
Draw a ray diagram to show that the depth of a vessel containing water when seen from above, appears to be less than its real depth.
Name the mirror which forms an erect, virtual and enlarged image of an object. What is the position of object relative to the mirror?
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?
Give two characteristics of the virtual image formed by a convex lens.
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.
Say TRUE or FALSE
The image formed by the plane mirror is laterally inverted, hence the image seen through the periscope is also laterally inverted
If magnification is +1.5. The image is ______.
A real image is inverted and can be caught on the screen.
Distinguish between real & virtual images.
A concave lens produces only ______ image.
