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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
Write true or false of the following statement.
The objects are seen around us due to irregular reflection of light.
Fill in the blank
Angle of incidence = ___________
Fill in the blank
The incident ray, the reflected ray and the normal lie in one _______
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
Draw a ray diagram showing the formation of image of a point object by a plane mirror.
Define the following term
Normal
Define the following term
Angle of incidence
Draw figure showing the position of the plane mirror. Also, label the angle of incidence and angle of reflection on it.
The angle formed between the reflected ray and the normal is ______.
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.
