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प्रश्न
Find the odd one.
sun, candle, torch, pen
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उत्तर
Pen
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संबंधित प्रश्न
Fill in the blank
We are able to see the objects around us due to _________, reflection.
Fill in the blank
A plane mirror _________ reflects 100 percent light falling on it.
You are standing at a distance of 2 meters from a plane mirror.
What is the distance between you and your image?
Draw diagrams to show the difference between regular and irregular reflection.
An object is placed 2 cm from a plane mirror. If the object is moved by 1 cm towards the mirror, what will be the distance between the object and its new image?
Does the mirror named by you above give real images for all locations of object?
Identify the following kind of beam of light.
A boy is standing in front of a plane mirror at a distance of 3 m from it.
(i) What is the distance between the boy and his image?
(ii) If the boy moves 1 m backward, find the distance between the image and the boy.
State whether the following statement is true or false. If false, correct it.
If a ray of light incident on a plane mirror is such that it makes an angle of 30o with the mirror, then the angle of reflection is 60o.
