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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
Fill in the blank
Angle of incidence = ___________
Fill in the blank
The incident ray, the reflected ray and the normal lie in one _______
Explain the following terms:
Incident ray, Reflected ray, Angle of incidence, Angle of reflection, Normal.
The following diagram shows an incident ray AO and the normal ON on a plane mirror. Find the angle of incidence and angle of reflection.
Define the following term
Normal
We can see a non-luminous object when the light
The distance between the object and its image formed by a plane mirror appears to be 24 cm. What is the distance between the mirror and the object?
There is a mistake in each of the following ray diagrams given as figures a, b, and c. Make the necessary correction (s).
 |
 |
 |
| (a) | (b) | (c) |
Diffused reflection gives a sharp image.
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.
