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प्रश्न
What do you understand by atmospheric pressure?
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उत्तर
The thrust exerted per unit area of the earth surface due to column of air, is called the atmospheric pressure on the earth surface.
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संबंधित प्रश्न
Name the physical quantity which is expressed in the unit 'atm'. State its value in pascal.
How does the atmospheric pressure change with altitude? Draw an approximate graph to show this variation.
Give reasons for the following:
As we go higher, the atmospheric pressure decreases.
Select the correct option.
As we move upwards, the atmospheric pressure
What is meant by atmospheric pressure?
Name the instrument used to measure atmospheric pressure.
Why do not we feel uneasy even under enormous pressure of the atmosphere above as?
On the earth, air pressure is ______
The value of the atmospheric pressure at sea level is
High pressure is called ______.
