Advertisements
Advertisements
प्रश्न
If the angle between the plane mirror and the incident ray is 40∘, what are the angles of incidence and reflection?
उत्तर
`angle i + 40° = 90°`
`=> angle i = 50°`
Using law of reflection, we have
`angle i = angle r = 50°`
संबंधित प्रश्न
Fill in the blank
We are able to see the objects around us due to _________, reflection.
Draw a diagram to show the reflection of a ray of light using a plane mirror. In the diagram, label the incident ray, the reflected ray, the normal, the angle of incidence and the angle of reflection.
Write down four characteristics of image formed in a plane mirror.
An object OA is placed on the principal axis of a concave mirror as shown in the figure. Copy and complete the diagram to show the formation of image.
The angle between an incident ray and the mirror is 350.
(i) What is the angle of incidence?
(ii) What is the angle of reflection?
(iii) What is the total angle turned by the ray of light?
(iv) What is the angle between the incident and the reflected rays?
Define the term Principle axis.
By geometrical construction, find the position of the image in the following figure.
A ray of light is travelling in a direction perpendicular to the boundary of a parallel glass slab. The ray of light ______.
A beam of light is incident through the holes on side A and emerges out of the holes on the other face of the box as shown in the Figure. Which of the following could be inside the box?
