Buoyancy & Buoyant Force Video Lessons

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Problem: The reason that buoyant force acts upward on a submerged object is thata. it acts in a direction to oppose gravityb. if it acted downward, nothing would floatc. the weight of fluid displaced reacts with an upward forced. upward pressure against the bottom is greater than downward pressure against the top of the submerged objecte. it acts against the atmospheric pressure

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We are required to explain why the buoyant force is always directed upward.

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Problem Details

The reason that buoyant force acts upward on a submerged object is that
a. it acts in a direction to oppose gravity
b. if it acted downward, nothing would float
c. the weight of fluid displaced reacts with an upward force
d. upward pressure against the bottom is greater than downward pressure against the top of the submerged object
e. it acts against the atmospheric pressure

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