Question

what is a refrection ?​

Answer 1

Answer:

In physics, refraction is the change in direction of a wave passing from one medium to another or from a gradual change in the medium. Refraction of light is the most commonly observed phenomenon, but other waves such as sound waves and water waves also experience refraction

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Answer 2

Refraction of light :-

When a ray of light passes through from one medium to another medium then it bends , this phenomenon is called refraction of light .

For example :-

• Formation of Image by lenses .

• Formation of Rainbow

• Twinkling of stars, etc