Question
Asked Dec 25, 2019
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An opaque cylindrical tank with an open top has a diameter
of 3.00 m and is completely filled with water. When the
afternoon Sun reaches an angle of 28.0° above the horizon,
sunlight ceases to illuminate the bottom of the tank. How
deep is the tank?

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Expert Answer

Step 1

The ray diagram is,

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0, = 62° air n=1.00 28% water n =1.333 ө, 3.0 m

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Step 2

Write the expression for angle of refraction using Snell’s law

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n, sin & = n, sin e, n, sine 0, = sin п,

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Step 3

Substitute the...

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(1.00 ) sin(62°) 0, = sin (1.333) = 41.48°

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Science

Physics

Wave Optics

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