Question
Asked Sep 10, 2019
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For the configuration shown below what must be the value of the specific weight of the unknown fluid? [Answer in units of pcf]
Open
Open
Water
5.5 in
4.9 in
3.3 in
Unknown
fluid
1.4 in
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Open Open Water 5.5 in 4.9 in 3.3 in Unknown fluid 1.4 in

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Expert Answer

Step 1

Calculation:

Take the reference line as showed in given figure as follows.

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Open Open Water 5.5 in 4.9 in 3.3 in. ---Uaknewn fluid 1.4 in

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Step 2

Observe figure. There are two limbs. Left limb and right limb. In left limb the water is present above the reference line and in the right limb the water and the unknown liquid present in above the reference line.

By equating those two limbs pressures, we can calculate the specific weight of the unknown liquid.

Step 3

Calculate the pressure of the water present in the left limb. Tha...

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is the specific weight of the water and the h is the height of the water present in Where, the left limb Yne=62.4]b/ft .

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Civil Engineering

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