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When the density of the object is less than the density of the liquid or gas it is buoyant. For example, the density of wood is about 40 lb per cubic foot, while water is 62.4 lb per cubic foot, so wood floats. The density of helium gas is much less than air, so even with the added weight of the balloon, the average density of a helium balloon is less than air and it is buoyant. also there is an example with a pencil & a fish take since there is more than twice the weight of the pencil of water in the tank the pencil will certainly float

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6mo ago

An object is buoyant when it weighs less than the fluid it displaces. This creates an upward force, called buoyancy, that allows the object to float or be partially submerged in the fluid.

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Q: When is an object buoyant?
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Does the weight of an object immersed in a buoyant liquid affect the buoyant force on the object?

The weight of an object immersed in a buoyant liquid does not affect the buoyant force on the object. The buoyant force is determined by the volume of the liquid displaced by the object, not by the weight of the object itself.


When an object floats the buoyant force is the weight of the object?

If the object is floating, then the buoyant force is equal to the object's weight.


When an object floats the buoyant force is what the weight of the object?

When an object floats, the buoyant force acting on it is equal to the weight of the fluid that the object displaces. This principle is known as Archimedes' principle. The buoyant force is able to counteract the weight of the object, allowing it to float.


Does buoyant force increase with mass of an object?

No, buoyant force is determined by the volume of the displaced fluid, not the mass of the object. The weight of the fluid displaced by the object is equal to the buoyant force acting on the object.


What is the buoyant force on a massless object?

The buoyant force on a massless object is equal to the weight of the fluid displaced by the object. This is because the buoyant force depends on the volume of fluid displaced, not the mass of the object.


How does buoyant force act on an object?

The buoyant force acts in an upward direction on an object immersed in a fluid. It is equal to the weight of the fluid displaced by the object. If the buoyant force is greater than the object's weight, the object will float; if it is less, the object will sink.


What is the effect of buoyant force on the ability an object has to float?

Buoyant force is the upward force exerted by a fluid on an object immersed in it. The buoyant force helps objects float by counteracting the force of gravity pulling the object down. Therefore, the greater the buoyant force acting on an object, the better its ability to float.


The buoyant force on an object is least when the object is?

The buoyant force on an object is least when the object is completely submerged in a fluid. This occurs when the weight of the object is equal to the weight of the fluid it displaces, resulting in a net force of zero.


What happens if the buoyant force on an object is greater than the weight of the object?

If the buoyant force on an object is greater than the weight of the object, the object will float. This is because the buoyant force will push the object upward with a force greater than the force of gravity pulling it downward.


Does An object's buoyant force and weight mean the same thing?

No, an object's buoyant force and weight are not the same thing. Weight is the force with which gravity pulls an object downward, while buoyant force is the force exerted by a fluid on an object immersed in it that opposes the object's weight. buoyant force can act in the opposite direction of weight if the object is floating in a fluid.


When an object float the buoyant force is?

When an object floats, the buoyant force acting on it is equal to the weight of the displaced fluid. This force opposes the weight of the object, allowing it to remain buoyant and stay afloat in the fluid.


WHAT IS the relation between the Buoyant force and the weight of an object floating in a liquid?

The buoyant force is equal to the weight of the liquid displaced by the object. When an object floats in a liquid, it displaces a volume of liquid equal to its own volume, and the buoyant force acting on the object is equal to the weight of this displaced liquid, which is equal to the weight of the object. This is why the object stays afloat.