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प्रश्न
State whether the following statement is true or false :
The buoyant force depends on the nature of object immersed in the liquid
उत्तर
False. The buoyant force depends on the volume of object immersed in the liquid and the density of the fluid.
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संबंधित प्रश्न
What is the scientific name of the 'upward force' acting on an object immersed in a liquid?
What is meant by the term ‘buoyancy’ ?
When does an object float or sink when placed on the surface of a liquid ?
Complete the following sentence :
Pressure of a liquid at a given depth is .................. To the density of the liquid.
A simple U tube contains mercury to the same level in both of its arms. If water is poured to a height of 13.6 cm in one arm, how much will be the rise in mercury level in the other arm?
Given : density of mercury = 13.6 x 103 kg m-3 and density of water = 103 kg m-3.
A small block of wood is completely immersed in (i) water, (ii) glycerine and then released. In each case, What do you observe? Explain the difference in your observation in the two cases.
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).
What is meant by up thrust?
A body will sink if the weight of the body is greater than the buoyant force.
Complete the analogy.
Downward force : Weight :: Upward force offered by liquid : ______
