Advertisements
Advertisements
Question
Angle of incidence is equal to the angle of reflection.
Options
Always
Sometimes
Under special conditions
Never
Advertisements
Solution
Always
Explanation:
The angle between the normal and incident rays is called the angle of incidence. The angle between the normal and the reflected ray is known as the angle of reflection. This is one of the laws of reflection.
APPEARS IN
RELATED QUESTIONS
Describe an activity to show that the incident ray, the reflected ray and the normal at the point of incidence lie in the same plane.
Boojho stands at A just on the side of a plane mirror as shown in figure. Can he see himself in the mirror? Also can he see the image of objects situated at P, Q and R?
- Find out the position of the image of an object situated at A in the plane mirror.
- Can Paheli at B see this image?
- Can Boojho at C see this image?
- When Paheli moves from B to C, where does the image of A move?
State the two laws of reflection of light.
State the direction of incident ray which after reflection from a spherical mirror retraces its path. Give a reason to your answer.
With the help of a diagram, state the laws of reflection
The incident angle of a ray of light is 30°. The angle between the incident ray and the reflected ray is ______.
The incident ray, the ______ ray, and the ______ at the point of incidence, all lie in the same plane.
If the angle of incidence i = 0, the angle of reflection r = ______.
Which of the following is a non-mechanical wave?
