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संबंधित प्रश्न
Explain the following :
A balloon collapses when air is removed from it.
Why does the liquid rise in a syringe when its piston is pulled up?
How is the barometric height of a simple barometer affected if Its tube is slightly tilted from vertical?
What is an altimeter? State its principle. How is its scale calibrated?
At a given place, a mercury barometer records a pressure of 0.70 m of Hg. What would be the height of water column if mercury in barometer is replaced by water? Take density of mercury to be = 13.6 × 103 kg m-3.
Why do not we feel uneasy even under enormous pressure of the atmosphere above as?
Give reason:
Air pressure decreases with increasing altitude.
What effect does temperature have on air pressure?
The atmosphere is a layer of gases surrounding the planet.
Define High pressure
