Practice Examples In Nature And Design (11.7.1) - Buoyancy, Metacentre, Stability and Rigid Body Motion

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9 questions

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Exercise
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6 sample questions

Question 1.
What is buoyancy?
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Think about what happens when you place a ball in water.
Question 2.
Define Archimedes' Principle.
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Recall how it explains why ships float.
3Question 3.
What causes buoyancy?
- Weight of the object
- Pressure differences in the fluid
- Temperature variation
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Think about how pressure varies with depth.
4Question 4.
True or False: The metacenter is always above the center of gravity.
- True
- False
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Recall how stability is defined.
Question 5.
A boat has a center of gravity located above the metacenter. Discuss the implications of its stability and suggest design modifications.
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Consider how weight distribution affects stability.
Question 6.
Calculate the buoyant force acting on a submerged object in seawater with a volume of 0.5 m³.
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Remember to account for the specific gravity of seawater.

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