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प्रश्न
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उत्तर
A parallel beam of light is the beam in which rays of light travel parallel to each other. A divergent beam of light is the beam of light in which rays of light diverge from each other as the beam progresses
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संबंधित प्रश्न
What is meant by lateral inversion of an image in a plane mirror? Explain it with the help of a ray diagram.
A man standing in front of a plane mirror finds his image at a distance 6 metre from himself. What is the distance of man from the mirror?
An insect is sitting in front of a plane mirror at a distance 1 m from it.
(a) Where is the image of the insect formed?
An insect is sitting in front of a plane mirror at a distance 1 m from it.
(b) What is the distance between the insect and its image?
State two uses of a plane mirror.
In the barber's shop, two plane mirrors are placed :
Prove geometrically that when plane mirror turns through a certain angle, the reflected ray turns through twice the angle.
A boy stands 4 m away from the plane mirror. If the boy moves `1/2` m towards the mirror, what is now the distance between the boy and his image? Give a reason for your answer.
Select the correct option:
A ray of light is incident on a concave mirror. If it is parallel to principal axis, the reflected ray will:
Identify the following kind of beam of light.
