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प्रश्न
State whether thrust is scalar or vector.
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उत्तर
Thrust is a vector quantity.
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Variation of Pressure with Depth in a Fluid
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संबंधित प्रश्न
Calculate the equivalent height of mercury, which will exert as much pressure as 960 m of seawater of density 1040 kgm−3. The density of mercury is 13600 kgm−3.
The pressure of water on the ground floor is 160000 Pa. Calculate the pressure on the fifth floor, at a height of 15 m.
What do you mean by pressure? Write its SI unit.
Is pressure a scalar or vector physical quantity?
What length of the water column is equivalent to 0.76 m mercury column?
(i) Calculate the height of a water column which will exert on its base the same
Pressure as the 70 cm column of mercury.
(ii) Will the height of the water column change if the cross-section of the water column is made wider?
Explain, why a gas bubble released at the bottom of a lake grows in size as it rises to the surface of the lake.
What fact about liquid pressure does the following diagram in the following figure illustrate?
What is the SI unit of density?
What do you mean by relative density?
