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A light ray is incident normally on a plane mirror. (a) What is its angle of incidence?
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.
Draw a neat two ray diagram to illustrate how a concave mirror is used as a shaving mirror.
In the figure is shown a concave mirror. A is a point on the principal axis. If an object O is kept at A, image is formed on A itself. Copy the diagram. Draw the image in the diagram. Is the image real or virtual?
Measure the distance PA and write it in the diagram. What is the distance PA called?
Mark a point B on the principal axis, at which, if a point source of light is kept, the rays travel parallel to principal axis after reflection from M. What is point B called?
Out of the following, choose the substance which is translucent medium:
The reflection of a ray of light (OA) normally incident on a plane mirror is shown below
What are the angles of incidence and reflection?
Complete the ray diagram to show the image observed by the eye after reflection in the following figure.
Match the following:
| 1. | Rubber | a. | Erect |
| 2. | Greased paper | b. | Inverted |
| 3. | Real image | c. | Opaque medium |
| 4. | Virtual image | d. | Translucent medium |
