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प्रश्न
A ray of light falls normally on a plane mirror. What is the angle of incidence ?
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उत्तर
Angle of incidence is 0°. Since angle of incidence is’the angle between incident ray and normal. Direction of reflected ray is along BA opposite to the direction of incident ray.
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संबंधित प्रश्न
Select the correct alternative
The angle of incidence on a plane mirror is 30°. The angle between the incident ray and the reflected ray is
In the following diagrams, measure and write the angle of incidence and draw the reflected ray in each case.
State in words, how do you find the location of image of an object formed by a plane mirror.
Define the following term
Reflected ray
Define the following term
Normal
Define the following term
Angle of incidence
We can see a non-luminous object when the light
Light is falling on surfaces S1 S2 and S3 as shown in the following figure.
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Surfaces on which the angle of incidence is equal to the angle of reflection is/are
There is a mistake in each of the following ray diagrams given as figures a, b, and c. Make the necessary correction (s).
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| (a) | (b) | (c) |
Assertion (A): A ray incident along normal to the mirror retraces its path.
Reason (R): In reflection, the angle of incidence is always equal to the angle of reflection.
