uses of refraction
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Pratap
Dec 7, 2014
What is refraction of light and what are the uses of it?
What is refraction of light and what are the uses of it?
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Janhavi Govinda rao
The phenomenon due to which a ray of light deviates from its original path, while travelling from one optical medium to another optical medium, is called refraction.
Uses of Refraction
A lens uses refraction to form an image of an object for various purposes, e.g. magnification.
A prism uses refraction to form a spectrum of colors from an incident beam of light.
Refraction is responsible for the ability of the cornea and lens of the eye to form a real image on the retina.
Spectacles worn by people with defects of vision use refraction for providing correct vision.
Refraction is responsible for the formation of a mirage and other optical illusions.
Refraction is used in the working of telescopes, microscopes, peepholes of house doors, cameras, movie projectors, magnifying glasses, etc.
Answer:
1. A lens uses refraction to form an image of an object for various purposes.
2.A prism uses refraction to form a spectrum of colors from an incident beam of light .
3. Refraction plays a role in shining of a diamond.
4. Stars twinkle due to refraction of light .
5. Refraction is used in working of telescopes, microscopes , cameras, magnifying glasses etc.