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प्रश्न
Why do automobile drivers prefer convex mirror as a rear vew mirror? Illustrate your answer.
उत्तर
A convex mirror always forms a small and upright image between pole and focus. That means in small area of mirror drivers can see all the traffic coming from behind.
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संबंधित प्रश्न
You are standing at a distance of 2 meters from a plane mirror.
What is the distance between you and your image?
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.
A converging mirror, forms three times magnified virtual image when an object is placed at a distance of 8 cm from it. Calculate:
- the position of the image
- the focal length of the mirror.
State whether the following statement is true or false. If false, correct it.
If the incident ray makes an angle of Xo with the normal, then the reflected ray is 2Xo.
An object is placed in front of a convex mirror of focal length 25 cm. By scale, a drawing shows the formation of image and states the nature of image.
Given that v = 10 cm.
A point source of light S is placed in front of two large mirrors as shown. Which of the following observers will see only one image of S?
