Advertisements
Advertisements
प्रश्न
At higher altitudes, air becomes ______
विकल्प
thicker
thinner
hotter
more humid
Advertisements
उत्तर
At higher altitudes, air becomes thinner.
संबंधित प्रश्न
Explain the following :
Water does not run out of a dropper unless its rubber bulb is pressed .
Illustrate with the help of a labelled diagram of a simple barometer that the atmospheric pressure at a place is 76 cm of Hg.
What is an altimeter? State its principle. How is its scale calibrated?
What do the following indicate in a barometer regarding weather : gradual fall in the mercury level
Atmospheric pressure at sea level is 76 cm of mercury. Calculate the vertical height of the air column exerting the above pressure. Assume the density of air 1.29 kgm−3 and that of mercury is 13600 kgm−3. Why the height calculated by you is far less than the actual height of the atmosphere?
State two advantages of an aneroid barometer.
Why do not we feel uneasy even under enormous pressure of the atmosphere above as?
On the earth, air pressure is ______
Humans are sensitive even to a small variations in pressure.
The increase in internal energy of 1 kg of water at 100°c when it is converted into steam at the same temperature and at 1 atmospheric pressure will be ______.
(density of steam is 0.6 kg m-3, latent heat of vaporisation of water = 2.25 × 106 J kg-1).
