Physics, asked by gurusamy27370, 9 months ago

Depth of the water in a tank=d,if the water is replaced by turpentine oil what will be the change in the area of Snell's window

Answers

Answered by Akansha3652
1

(also called

) is a phenomenon by which an

Snell's window

sees everything above the surface through a cone of light of width of about 96 degrees.

refraction

This phenomenon is caused by

of light entering water, and is governed by

The area outside Snell's window will either be completely dark or show a reflection of underwater objects by

Underwater photographers sometimes compose photographs from below such that their subjects fall inside Snell's window, which backlights and focuses attention on the subjects.

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