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प्रश्न
When a spherical mirror is held towards the sun and its sharp image is formed on a piece of a carbon paper for some time, a hole is burnt in the carbon paper.
What is the nature of spherical mirror?
उत्तर
The spherical mirror is concave.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- aperture
Name the two types of spherical mirrors. What type of mirror is represented by the:
back side of a shining steel spoon?
State the position of object for which the image formed by a concave mirror is of same size.
Discuss the position and nature of image formed by a concave mirror when an object is moved from infinity towards the pole of mirror.
(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).
A straight stick partly dipped in water obliquely, appears to be bent at the surface of water.
Define the following term in relation to concave mirror.
Principal focus
The distance from the pole to the focus is called ______.
If the real image of a candle flame formed by a lens is three times the size of the flame and the distance between lens and image is 80 cm, at what distance should the candle be placed from the lens?
