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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 on earth surface is nearly .............. .
Write the numerical value of the atmospheric pressure on the surface of earth in pascal.
What physical quantity is measured in torr? How is it related to the S.I. unit of the quantity?
Why does the liquid rise in a syringe when its piston is pulled up?
A partially inflated balloon is placed inside a bell jar connected to a vacuum pump. On creating vacuum inside the bell jar, balloon gets more inflated. How does the pressure change: increase, decrease or remains same, inside the (a) bell jar, (b) balloon?
Explain how is the height of mercury column in tube of a simple barometer, a measure of the atmospheric pressure.
Draw a simple labelled diagram of a Fortin barometer and state how it is used to measure the atmospheric pressure.
What effect does temperature have on air pressure?
High pressure is called ______.
The air pressure at sea level is referred to as ______.
