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प्रश्न
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उत्तर
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संबंधित प्रश्न
State the characteristics of the image formed by a plane mirror.
Write true or false of the following statement.
The image formed by a plane mirror is real
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?
Out of the following, choose the substance which is translucent medium:
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 the direction of incident ray which after reflection from a spherical mirror retraces its path. Give reason for your answer.
An object that blocks all of the light from passing through is ______.
A burning candle in water
Take a shoe box, open on one side. Place a small lighted candle in it. Place a clear glass sheet (roughly 25 cm × 25 cm) in front of this candle figure. Try to locate the image of the candle behind the glass sheet. Place a glass of water at its position. Ask your friends to look at the image of the candle through the sheet of glass. Ensure that candle is not visible to your friends. Your friends will be surprised to see the candle burning in water. Try to explain the reason.
