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You are at the bottom of your swimming pool, shining a flashlight upwards. What angle would...

You are at the bottom of your swimming pool, shining a flashlight upwards.

What angle would you have to shine the light; relative to the surface of the water, for the light to emerge parallel to the surface (n = 1.3)? Anwer in degrees.

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Answer #1

0 90 Nz N. 1 90-9 Use snells Law, n, sin (90-0) M₂ Sin 90° * 1.3 Sin (90-0) 1 Sin (90°-os = 1 1.3 → 90° - 0 sincs) 50.285 o

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