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प्रश्न
What is meant by the term buoyancy?
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उत्तर
The property of a liquid to exert an upward force on a body immersed in it is called buoyancy.
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संबंधित प्रश्न
In what direction does the buoyant force on an object immersed in a liquid act?
What is the other name of buoyant force ?
Fill in the blank with suitable word :
It is the................. force which makes objects appear lighter in water.
When a boat is partially immersed in water, it displaces 600 kg of water. How much is the buoyant force acting on the boat in newtons ? (g = 10 m s-2)
Name the S.I. unit of density. How is it related to g Cm-3?
Distinguish between density and relative density.
What physical quantity is measured in bar?
Complete the following sentence :
Pressure is .................... in all directions about a point in a liquid.
A body weighs 450 gf in air and 310 gf when completely immersed in water. Find
(i) The volume of the body,
(ii) The loss in weight of the body, and
(iii) The upthrust on the body.
State the assumption made in part (i).
Is thrust a scalar or vector quantity?
