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संबंधित प्रश्न
Fill in the blank
A ________ image cannot be obtained on a screen.
Select the correct alternative
The angle between the incident ray and the ray reflected from the plane mirror is 70°. The angle of incidence will be :
Draw a diagram to show the reflection of a light ray incident normally on a plane mirror.
Two plane mirrors are placed making an angle θ° in between them. For an object placed in between the mirrors, if angle is gradually increased from 0° to 180°, how will the number of images change : increase, decrease or remain unchanged?
How many images are formed for a point object kept in between two plane mirrors at right angles to each other? Show them by drawing a ray diagram.
In the barber's shop, two plane mirrors are placed :
Explain the following term:
Normal Draw
diagram/diagrams to show them.
Parallel rays are incident:
- on regular surface and
- on irregular surface. In what respect do reflected rays in (1) differ from those of (2)?
Identify the following kind of beam of light.
