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Buoyancy and Floatation MCQs
When a fluid is at rest, the magnitude of the hydrostatic force on a curved surface is?
12. When a fluid is at rest, the magnitude of the hydrostatic force on a curved surface is ____.
- Zero
- Constant
- Equal to the fluid's weight
- Variable depending on the depth
Answer: C) Equal to the fluid's weight
Explanation:
When a fluid is at rest, the hydrostatic force on a curved surface is equal to the weight of the fluid above the surface, acting downward.