A boy observes a fish at a depth of 4 metres under the surface of a lake. If the refractive index of the water is 4/3. what is the apparent

Question

A boy observes a fish at a depth of 4 metres under the surface of a lake. If the refractive index of the water is 4/3. what is the apparent depth of the fish as seen by the boy? Apparent depth Real depth​

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Thanh Hà 3 days 2021-07-19T13:46:02+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-07-19T13:47:19+00:00

    Answer:

    ans: 5.33 or 16/3

    Explanation:

    refractive index = apparent depth/ real deapth

    so

    apparent depth = 4×(4/3)

    0
    2021-07-19T13:47:30+00:00

    Answer:

    { \tt{n _{w} =  \frac{real \: depth}{aparent \: depth}  }} \\  \\  \frac{4}{3}  =  \frac{4}{d}  \\ { \tt{d = 3 \: meters}}

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