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प्रश्न
Complete the path of incident ray in the following case.
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उत्तर
Completed path of the incident ray in the following case is:
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संबंधित प्रश्न
The following diagram shows a point object O placed in front of a plane mirror. Take two rays from the point O and show how the image of O is formed and seen by the eye.
The perpendicular to the mirror at the point of incidence is called ______.
A light ray is incident normally on a plane mirror. What is the direction of reflected ray? Show it on a diagram.
Draw a neat two ray diagram to illustrate how a concave mirror is used as a shaving mirror.
Copy the figure. By taking two rays from point A, show the formation of image. State four characteristics of the image.
Why do automobile drivers prefer convex mirror as a rear vew mirror? Illustrate your answer.
Give two uses of concave mirror.
State whether the following statement is true or false. If false, correct it.
If the incident ray makes an angle of Xo with the normal, then the reflected ray is 2Xo.
Which position of the object will produce a magnified virtual image, if a concave mirror of focal length 15 cm is being used?
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.
