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Question

Calculate the depth at which pressure on a swimmer is 100 Pa. Given, density of water = 1000 kg/m³


A

0.01 m

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B

0.1 m

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C

0.01 cm

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D

10 m

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Solution

The correct option is A

0.01 m


Given: P = 100 Pa, density of water = ρ = 1000 kg/m³, g = 9.8 m/s²

We know that, P = ρgh

So, h = Pρg

i.e. h = 100 ÷(1000 × 9.8)

h = 0.01 m (Answer)


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