Question
Asked Dec 25, 2019
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A boy floating on a pond watches a fish swim away from him
as in Figure P22.44. If the fish is 2.25 m beneath the surface,
for what maximum distance d will he be able to see the fish?
Neglect the height of the boy’s eyes above the water.

2.25 m
Flgure P22.44
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2.25 m Flgure P22.44

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Expert Answer

Step 1

Let us assume that the maximum visible distance = d

And the depth of the pond = h = 2.25m

Index of refraction of water = 1.33

Step 2

Critical an...

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e = sin 1.33 e = 48.753

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Ray Optics

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