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
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
Explain the following terms:
Incident ray, Reflected ray, Angle of incidence, Angle of reflection, Normal.
In the following diagram, measure and write the angle of incidence and draw the reflected ray.
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
The angle between incident ray and reflected ray is 60°. What is the value of angle of incidence?
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.
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.
