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प्रश्न
The weight of a body floating in a liquid is ........
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उत्तर
zero.
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संबंधित प्रश्न
In what direction does the buoyant force on an object immersed in a liquid act?
In which direction does the buoyant force on an object due to a liquid act ?
What is the scientific name of the 'upward force' acting on an object immersed in a liquid?
A body floats in a liquid when its weight becomes equal to the weight of the liquid displaced by its submerged part.
Describe a simple experiment to demonstrate that a liquid enclosed in a vessel exerts pressure in all directions.
Write an expression for the pressure at a point inside a liquid. Explain the meaning of the symbols used.
(i) The diameter of neck and bottom of a bottle are 2 cm and 10 cm, respectively. The bottle is completely filled with oil. If the cork in the neck is pressed in with a force of 1.2 kgf, what force is exerted on the bottom of the bottle?
(ii) Name the law/principle you have used to find the force in part (a).
Select the correct option:
When a body is wholly or partially immersed in a liquid, it experiences a buoyant force which is equal to:
The upward force that is caused due to the pressure difference in liquid (or fluid) is called ______.
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.
