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2 cards from this section. Quick, good the night before a test.
What device do we use to measure pressure in fluids?
It's a common term in fluid mechanics.
What is the formula for hydrostatic pressure?
Think about the factors that contribute to pressure due to fluids.
What does a manometer measure?
Consider what fluid property relates closely to pressure.
True or False: Specific gravity is the ratio of the density of a substance to the density of air.
Think about the reference substance used in calculations.
A tank contains 5 meters of water and 3 meters of oil with a specific gravity of 0.95. Calculate the pressure at the bottom.
Don't forget the standard unit weight of water.
Two points in an oil-filled manometer show a height difference of 0.05 m due to a temperature change. Calculate the resulting pressure change.
Remember the unit weight of oil needs to include its specific gravity.
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