Advertisements
Advertisements
प्रश्न
A ray of light falls normally on a plane mirror. What is the angle of incidence ?
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
Write true or false of the following statement.
The image formed by a plane mirror is upright.
Write true or false of the following statement.
The objects are seen around us due to irregular reflection of light.
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.
Draw a ray diagram showing the formation of image of a point object by a plane mirror.
Define the following term
Angle of incidence
We can see a non-luminous object when the light
Two mirrors A and B are placed at right angles to each other as shown in the following figure.
A ray of light incident on mirror A at an angle of 25° falls on mirror B after reflection. The angle of reflection for the ray reflected from mirror B would be
The angle between incident ray and reflected ray is 60°. What is the value of angle of incidence?
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.
A ray of light fall on a plane surface at an angle of incidence of 9° and reflection occurs. Calculate the angle of reflection in degree.
