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प्रश्न
The letter F is placed in front of a plane mirror:
What is the name of the phenomenon involved?
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उत्तर
The phenomenon involved is lateral inversion.
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संबंधित प्रश्न
Define the Focal length of a spherical mirror
What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?
Name the spherical mirror which can produce a real and diminished image of an object.
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
What will be the focal length of this mirror?
How is the focal length of a spherical mirror related to its radius
Which are the two convenient rays that are chosen to construct the image by a spherical mirror for a given object? Explain with the help of suitable ray diagrams.
Discuss the position and nature of image formed by a convex mirror when an object is moved from infinity towards the pole of mirror.
What is meant by magnification? Write its expression. What is its sign for the (a) real (b) virtual, image?
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
A concave mirror forms a real image of an object placed in front of it at a distance 30 cm, of size three times the size of object. Find
- the focal length of mirror
- position of image.
Select the correct option:
Looking into a mirror one finds her image diminished, the mirror is:
Define the following term:
spherical mirror
What is the relation between focal length and radius of curvature of a concave mirror?
Complete the following diagrams shown in the following figures by drawing the reflected rays.
Define the term Normal.
Name the type of mirror used in the following situation:
Side/rear-view mirror of a vehicle
Support your answer with reason.
The minimum length of the mirror required to see the full image of the person is half ‘ of his height.
How tall does a mirror have to be to fit an entire person’s body?
Visit a nearby hospital. You can also visit the clinic of an ENT specialist, or a dentist. Request the doctor to show you the mirrors used for examining ear, nose, throat and teeth. Can you recognise the kind of mirror used in these instruments?
