Practice Further Problem Examples (1.5) - Lecture - 13 - Fluid Mechanics

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8 questions

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6 sample questions

Question 1.
What happens to pressure as we go deeper into a fluid?
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Consider the relationship between depth and pressure.
Question 2.
Define buoyancy in your own words.
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Think about how objects behave in water.
3Question 3.
What is the formula for hydrostatic pressure?
- P = ρgh
- P = ρgt
- P = θρg
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Think about which factors affect pressure!
4Question 4.
True or False: The center of pressure is always above the centroid of a submerged area.
- True
- False
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Consider how pressure acts on submerged surfaces.
Question 5.
Determine the force acting on a rectangular gate of dimensions 1m x 2m located at a depth of 3m in water. Calculate the force on the gate and the location of the center of pressure.
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Start with the hydrostatic pressure formula and area calculations.
Question 6.
A cylinder submerged in liquid has a height of 1.5m, and the atmospheric pressure is 101325 Pa. Calculate the pressure at the bottom of the cylinder.
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Consider both atmospheric pressure and hydrostatic pressure.

4 more questions in this section. Enroll free to practise them all.