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प्रश्न
State the position of object for which the image formed by a concave mirror is of same size.
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उत्तर
If the object is placed at the centre of curvature of a concave mirror, the image formed is of same size.
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संबंधित प्रश्न
Write the mirror formula. Give the meaning of each symbol which occurs in it.
Name the kind of mirror used to obtain
(a) a real and enlarged image
(b) a virtual and enlarged image
(c) a real and diminished image, and
(d) a virtual and diminished image.
State the number of images of an object placed between two mirrors, formed in each case when mirrors are inclined to each other at (a) 90°, and (b) 60°.
Name the two kinds of spherical mirrors and distinguish between them.
Complete the following diagrams shown in Fig. by drawing the reflected ray for each of the incident ray A and B.
Draw a ray diagram to show the formation of image of an object kept in front of a convex mirror. State three characteristics of the image.
Select the correct option:
A concave mirror is made by cutting a portion of a hollow glass sphere of radius 30 cm. The focal length of the concave mirror is:
Which of the following has curved reflecting surface?
How tall does a mirror have to be to fit an entire person’s body?
Define the following terms in the context of a diverging mirror:
- Principal focus
- Focal length
Draw a labelled ray diagram to illustrate your answer.
