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प्रश्न
What is meant by up thrust?
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उत्तर
The upward force which any liquid exerts upon a body placed in it is called the upthrust.
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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
Fill in the blank with suitable word :
It is the................. force which makes objects appear lighter in water.
A body experiences the same buoyant force when it floats or sinks in water.
What happens to the buoyant force as more and more volume of a solid object is immersed in a liquid ? When does the buoyant force become maximum ?
A body sinks in a liquid A but floats in a liquid B. The density of liquid A is ....... than the density of liquid B.
Define buoyant force. Name two factors on which buoyant force depends.
For a given object, the buoyant force in liquids of different ______ is ______.
Why does it happen?
A ship dips to a larger depth in fresh water as compared to marine water.
(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).
If the buoyant force is less, the object will float.
