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प्रश्न
Why does it happen?
The wall of a dam is broad at its base.
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उत्तर
We know the pressure of a liquid increases with depth. So, the wall of a dam is thicker at its base to withstand the heavy pressure exerted by river water.
संबंधित प्रश्न
Gases exert pressure in all directions.
Describe an experiment to show that a liquid exerts pressure at the bottom of the container in which it is kept.
Describe a suitable experiment to demonstrate that a liquid exerts pressure sideways also?
Which fact about liquid pressure does the diagram in fig. illustrate.
The pressure of a liquid column ______ with the depth of the column.
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?
Figure shows a container filled with water. Which of the following statements is correct about pressure of water?
The pressure in a liquid is the same at all depths.
Name an instrument used to measure the difference in the liquid pressure.
Differentiate Liquid from Gas
