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प्रश्न
Define the term Pole.
परिभाषा
एक पंक्ति में उत्तर
उत्तर
Pole is the centre of the reflecting surface, in this case, a spherical mirror.
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संबंधित प्रश्न
Match the items given in Column I with one or more items of Column II.
| Column I | Column II | ||
| (a) | A plane mirror | (i) | Used as a magnifying glass. |
| (b) | A convex mirror | (ii) | Can form image of objects spread over a large area. |
| (c) | A convex lens | (iii) | Used by dentists to see enlarged image of teeth. |
| (d) | A concave mirror | (iv) | The image is always inverted and magnified. |
| (e) | A concave lens | (v) | The image is erect and of the same size as the object. |
| (vi) | The image is erect and smaller in size than the object. |
A virtual image larger than the object can be produced by a ______.
What type of image is formed:
on a cinema screen?
What is a spherical mirror?
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
Define the terms pole, principal axis and centre of curvature with reference to a spherical mirror.
The magnification for a mirror is -3. How are u and v related?
Answer the following question:
Distinguish between the convex mirror and the concave mirror.
Name the mirror having a wider field of view.
In torches, search lights and headlights of vehicles the bulb is placed ______.
