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प्रश्न
The angle formed between the normal and the refracted ray is known as the angle of incidence.
पर्याय
True
False
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उत्तर
False.
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संबंधित प्रश्न
No matter how far you stand from a mirror, your image appears erect. The mirror is likely to be ______.
An object is placed at a distance of 40 cm in front of a convex mirror of radius of curvature 40 cm. List four characteristics of the image formed by the mirror.
Describe with a suitable diagram, how a convex mirror diverges a parallel beam of light rays. Mark clearly the pole, focus and centre of curvature of convex mirror in this diagram.
Which type of mirror has:
- positive focal length?
- negative focal length?
What is the advantage of using a convex mirror as rear-view mirror in vehicles as compared to a plane mirror? Illustrate your answer with the help of labelled diagrams.
What is the effect on the size and position of the image of moving the object (i) towards the lens and (ii) away from the lens?
Why are the mirrors fitted on the outside of cars convex?
A full length image of a distant tall building can definitely be seen by using ______.
An object at a distance of +15 cm is slowly moved towards the pole of a convex mirror. The image will get ______.
A convex rearview mirror is preferred over a plane mirror in a car. Why?
