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प्रश्न
Describe a simple experiment to show that at a given depth, a liquid exerts same pressure in all directions.
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उत्तर
Experiment: We have often seen children playing with polythene bag filled with water and having small holes at various places on this bag and sprinkling water on others. This is because water enclosed in bag exerts pressure in all directions.
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संबंधित प्रश्न
What force acting on an area of 0.5 m2 will produce a pressure of 500 Pa ?
Describe an experiment to show that the liquid pressure at a point increases with the increase in height of the liquid column above that point.
Which fact about liquid pressure does the diagram in fig. illustrate.
Which of the following liquids has more viscosity?
An object is put one by one in three liquids having different densities. The object floats with `1/9, 2/11` and `3/7` parts of their volumes outside the liquid surface in liquids of densities d1, d2 and d3 respectively. Which of the following statement is correct?
Analogy
Liquid pressure: ______ :: Atmospheric Pressure: ______.
State whether the liquids and gases also exert pressure.
How will you calculate fluid pressure?
Assertion (A): The force acting on the surface of a liquid at rest, under gravity, in a container is always horizontal.
Reason (R): The forces acting on a fluid at rest have to be normal to the surface.
Assertion (A): The force acting on the surface of a liquid at rest, under gravity, in a container is always horizontal.
Reason (R): The forces acting on a fluid at rest have to be normal to the surface.
