The torque produced by the product of the righting arm and the force of gravity and buoyant force acting on a vessel.

NS2 Test Bank: NS2-M3C19 - Buoyancy

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1.
FLASHCARD QUESTION
Front
Back
Righting moment
2.
FLASHCARD QUESTION
Front
What force tends to right the ship as it rolls?
Back
Torque
3.
FLASHCARD QUESTION
Front
What happens to a balloon when it reaches an altitude where the upward buoyant force equals the downward weight?
Back
It remains suspended.
4.
FLASHCARD QUESTION
Front
Who is responsible for describing buoyant force?
Back
Archimedes
5.
FLASHCARD QUESTION
Front
The apparent weight of an object in water is its weight in air (true weight) ______ the buoyant force (weight of the displaced fluid).
Back
minus
6.
FLASHCARD QUESTION
Front
The measured weight of an object immersed in a fluid; its true weight minus the weight of the displaced fluid.
Back
Apparent weight
7.
FLASHCARD QUESTION
Front
Fillable water tanks used to provide additional weight to vessels. In submarines, a space between the inner and outer hulls filled with water when submerged and with air when surfaced.
Back
Ballast tanks
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