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प्रश्न
A concave mirror always forms a real image.
पर्याय
True
False
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उत्तर
This statement is False.
Explanation:
A concave mirror can form both real and virtual images. The nature of the image depends on the distance of the object from the mirror.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal focus
Image formed by a convex ______ is always virtual and smaller in size.
What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?
State the two kinds of spherical mirror and distinguish them with the aid of proper diagrams.
What do you understand by the focus and focal length of a spherical mirror? Show them on the separate diagrams for each of a concave mirror and a convex mirror.
Name the kind of mirror used to obtain:
A real and diminished image.
(a) When a concave mirror is used as a shaving mirror, where is the person's face in relation to the focus of mirror?
(b) State three characteristics of the image seen in part (a).
When an object of height 1 cm is kept at a distance 4 cm from a concave mirror, its erect image of height 1.5 cm is formed at a distance 6 cm behind the mirror. Find the focal length of mirror, by drawing.
Complete the following diagrams shown in the following figures by drawing the reflected rays.
