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प्रश्न
Which type of reflection of light leads to the formation of images?
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उत्तर
Regular reflection from smooth surfaces like mirrors leads to the formation of images.
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संबंधित प्रश्न
State whether the following statement is true of false:
A student says that we can see an object because light from our eyes is reflected back by the object.
What is the difference between regular reflection of light and diffuse reflection of light?
Explain why, though both a plane mirror and a sheet of paper reflect light but we can see the image of our face in a plane mirror but not in a sheet of paper.
A ray of light strikes a plane mirror PQ at an angle of incidence of 30°, is reflected from the plane mirror and then strikes a second plane mirror QR placed at right angles to the first mirror. The angle of reflection at the second mirror is ______.
A ray of light travelling in glass emerges into air. State whether it will bend towards the normal or away from the normal.
Why does a ray of light bend when it travels from one medium to another?
Light travels more quickly through water than through glass.
Which is optically denser : water or glass?
A vertical ray of light strikes the horizontal surface of some water:
What is the angle of incidence?
A ray of light when passes from glass to air, bends towards the normal.
Draw suitable diagrams to illustrate how a beam of light incident parallel to the principal axis is reflected by:
(a) a concave mirror, and (b) a convex mirror
What is the cause of refraction of light when it passes from one medium to another?
A ray of light A incident from air suffers partial reflection and refraction at the boundary of water.
- Complete the diagram showing (i) the reflected ray B and (ii) the refracted ray C.
- How are the angles of incidence i and refraction r related?
Fill in the blank and Explain the completed sentences.
The change in ______ of light rays while going from one medium to another is called refraction.
We can see the sun even when it is little below the horizon because of ______.
What is atmospheric reflection? Explain with the help of a labelled diagram that the position of a star as seen by us is not its true position.
Due to _______ pencil looks bent in water, in the given experiment.
The phenomenon of light passing through the object is called ______.
The ratio of the sine of the angle of incidence to the sine of ______ is constant.
