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प्रश्न
What do you mean by buoyancy?
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उत्तर
- The upward force exerted by a liquid on an object immersed in it is known as buoyancy.
- When you try to immerse an object in water, then you can feel an upward force exerted on the object, which increases as you push the object deeper into the water.
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संबंधित प्रश्न
State whether the following statement is true or false :
The buoyant force depends on the nature of object immersed in the liquid
Name the force which makes heavy objects appear light when immersed in a liquid.
Name the scientist who gave he magnitude of buoyant force acting on a solid object immersed in a liquid.
How does the pressure exerted by thrust depend on the area of surface on which it acts? Explain with a suitable example.
Select the correct option.
The unit Nm2 is the unit of
How is thrust different from pressure?
Complete the analogy.
Downward force: Weight:: Upward force offered by liquid: _____
State whether true or false. If false, correct the statement.
The weight of fluid displaced determines the buoyant force on an object.
The center of gravity of the floating body and the center of buoyance are in the same ______ line.
Assertion (A): The buoyant force on a submerged rigid object can be considered to be acting at the center of mass of the object.
Reason (R): In rigid body, force distributed uniformly through its volume can be considered to be acting at the centre of mass of the body.
