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प्रश्न
Air pressure is expressed in ______.
विकल्प
millibars
millimetres
millilitres
milligrams
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उत्तर
Air pressure is expressed in millibars.
संबंधित प्रश्न
The atmospheric pressure is nearly 105 Pa.
How does the pressure at a certain depth in sea water differ from that at the same depth in river water? Explain your answer.
How is the barometric height of a simple barometer affected if A drop of liquid is inserted inside the tube?
What is an aneroid barometer? Draw a neat and labelled diagram to explain its construction and working.
How is the reading of a barometer affected when it is taken to (i) a mine, and (ii) a hill?
Distinguish between the following:
Isobars and Isotherms
Describe an experiment to demonstrate that air exerts pressure.
Give reason:
Air pressure decreases with increasing altitude.
What effect does temperature have on air pressure?
As we go from the equator of the earth to pole of the earth, the value of acceleration due to gravity ______.
