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प्रश्न
Name the spherical mirror which can produce a virtual and diminished image of an object.
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उत्तर
Only a convex mirror can produce a virtual and diminished image of an object.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- centres of curvature
Explain the following term related to spherical lenses:- principal axis
The letter F is placed in front of a plane mirror:
What is the name of the phenomenon involved?
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
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?
Complete the following sentence:
All the distances are measured from the .......... of a spherical mirror.
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.
Mention the types of mirrors used as (i) rear view mirrors, (ii) shaving mirrors. List two reasons to justify your answers in each case.
Explain the meaning of the terms focus and focal length in case of a convex mirror, with the help of suitable ray diagram.
Name the mirrors shown in Figure (a) and (b).
Answer the following question.
Write the modification in the curvature of the eye lens which enables us to see the nearby objects clearly?
An object 5 cm high forms a virtual image of 1.25 cm high, when placed in front of a convex mirror at a distance of 24 cm. Calculate:
- the position of the image
- the focal length of the convex mirror.
Define the following term:
spherical mirror
Define the following term in relation to concave mirror.
Pole
Complete the following diagrams shown in the following figures by drawing the reflected rays.
A ray of light is incident towards a plane mirror at an angle of 30° with the mirror surface. What will be the angle of reflection?
