Advertisements
Advertisements
प्रश्न
Select the correct alternative
The angle of incidence on a plane mirror is 30°.The angle of reflection will be:
पर्याय
30°
60°
15°
0°
Advertisements
उत्तर
30°
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.
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
A ray of light falls normally on a plane mirror. What is the angle of incidence ?
Define the following term
Incident ray
Define the following term
Angle of incidence
Light is falling on surfaces S1 S2 and S3 as shown in the following figure.
|
|
|
|
|
|
Surfaces on which the angle of incidence is equal to the angle of reflection is/are
A small hole P is made in a piece of cardboard. The hole is illuminated by a torch as shown in the following figure. The pencil of light coming out of the hole falls on a mirror.
At which point should the eye be placed, so that the hole can be seen?
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?
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.
