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प्रश्न
Name the kind of mirror used to obtain:
A virtual and diminished image
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उत्तर
Convex
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संबंधित प्रश्न
What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?
Define (a) centre of curvature (b) radius of curvature (c) pole (d) principal axis, and (e) aperture, of a spherical mirror with the help of a labelled diagram
State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
Complete the following diagrams shown in Fig. by drawing the reflected ray for each of the incident ray A and B.
Name the kind of mirror used to obtain :
A real and enlarged image
How is the focal length of a spherical mirror related to its radius of curvature?
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
A concave mirror forms a virtual image of size twice that of the object placed at a distance 5 cm from it. Find:
- the focal length of the mirror
- position of image
