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Standard XII

Physics

Area and Volume Expansion

A man standin...

Question

A man standing in a swimming pool looks at a stone lying at the bottom. The depth of the swimming pool is $h$ . At what distance from the surface of water is the image of the stone formed

h / n

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n / h

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h

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h n

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Solution

The correct option is A $h / n$
As we know,
$μ = \frac{h}{h^{'}} \Rightarrow h^{'} = \frac{h}{n}$

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A man standing in a swimming pool looks at a stone lying at the bottom. The depth of the swimming pool is h. At what distance from the surface of water is the image of the stone formed

The correct option is A h/nAs we know,μ=hh′⇒h′=hn

A man standing in a swimming pool looks at a stone lying at the bottom. The depth of the swimming pool is $h$ . At what distance from the surface of water is the image of the stone formed

The correct option is A $h / n$
As we know,
$μ = \frac{h}{h^{'}} \Rightarrow h^{'} = \frac{h}{n}$