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If a spherical mirror breaks, what type of mirrors are the individual pieces? - Science and Technology

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प्रश्न

If a spherical mirror breaks, what type of mirrors are the individual pieces?

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उत्तर

After the breakdown of the spherical mirror, each piece of the mirror is the same type of original mirror (concave/convex), as the reflective background and curvature have no differences in radius.

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अध्याय 11: Reflection of Light - Exercise [पृष्ठ १२७]

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बालभारती Science and Technology [English] 9 Standard Maharashtra State Board
अध्याय 11 Reflection of Light
Exercise | Q 1. f. | पृष्ठ १२७

संबंधित प्रश्न

What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?

 


What type of image is formed: 

 in a plane mirror?


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?


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. 

 At which point of the spherical mirror the carbon paper is placed?


A coin placed at the bottom of a vessel appears to be raised when water is poured in the vessel.


How is a spherical mirror used to converge a beam of light at a point? Name the type of mirror used.


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°.


Draw a ray diagram to show the formation of image by a concave mirror for the object beyond its centre of curvature. State three characteristics of the image.


Name the mirror which always produces an erect and virtual image. How is the size of image related to the size of object? 


A concave mirror forms a virtual image of size twice that of the object placed at a distance 5 cm from it.

Find : (a) the focal length of the mirror (b) position of image


Define the following term:

concave mirror


Define the following term in relation to concave mirror.

Pole


Define the term principal focus in case of convex mirror. Draw a convex mirror and show its principal focus and focal length clearly.


What is the relation between focal length and radius of curvature of a concave mirror?


Define the term Principal axis.


Name the spherical mirror which can produce a real and diminished image of an object.

How will you distinguish between a plane mirror, a concave mirror and a convex mirror without touching them?

Draw a ray diagram to show that a convex mirror has a wider field of view.


In torches, search lights and headlights of vehicles the bulb is placed ______.


The radius of curvature of a spherical mirror is 18 cm. What is the focal length of this mirror?


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