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प्रश्न
Name the instrument used to measure atmospheric pressure.
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उत्तर
Barometer is used for measuring the atmospheric pressure.
संबंधित प्रश्न
The atmospheric pressure at sea level is nearly
What do you mean by atmospheric pressure?
Explain the following :
A balloon collapses when air is removed from it.
Why is the barometric height used as unit to express the atmospheric pressure?
How is the barometric height of a simple barometer affected if A drop of liquid is inserted inside the tube?
Give two reasons why water is not a suitable barometric liquid.
Mention two demerits of a simple barometer and state how they are removed in a Fortin barometer .
What is an aneroid barometer? Draw a neat and labelled diagram to explain its construction and working.
The unit torr is related to the barometric height as :
At sea level, the atmospheric pressure is 76 cm of Hg. If air pressure falls by 10 mm of Hg per 120m of ascent, what is the height of a hill where the barometer reads 70 cm Hg. State the assumption made by you.
Briefly state the variations in the vertical distribution of pressure.
Give reasons for the following:
Temperature and pressure are inversely related to one another.
Distinguish between the following:
Isobars and Isotherms
The radius of the press plunger and pump plunger are in ratio of 50 : 4. If an effort of 20 kgf acts on the pump plunger, calculate the maximum effort which the press plunger can over come.
How does the atmospheric pressure change with altitude?
What is meant by atmospheric pressure?
Humans are sensitive even to a small variations in pressure.
The human lung is well adapted to breathe at a pressure of ______ k Pa.
The air pressure at sea level is referred to as ______.
