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प्रश्न
Write the numerical value of the atmospheric pressure on the earth surface in pascal.
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उत्तर
It is about 1.013 x 105 Pa.
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संबंधित प्रश्न
When we press the bulb of a dropper with its nozzle kept in water, air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to
The atmospheric pressure at sea level is nearly
Write the numerical value of the atmospheric pressure on the surface of earth in pascal.
Explain the following :
A balloon collapses when air is removed from it.
Explain the following :
Water does not run out of a dropper unless its rubber bulb is pressed .
Why is the barometric height used as unit to express the atmospheric pressure?
Give two reasons why water is not a suitable barometric liquid.
State two advantages of an aneroid barometer over a simple barometer.
Give reasons for the following:
As we go higher, the atmospheric pressure decreases.
Draw a simple diagram of a Fortin's barometer and state how it is used to measure the atmospheric pressure.
