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संबंधित प्रश्न
What do you mean by atmospheric pressure?
Describe a simple experiment to illustrate that air exerts pressure.
Name the physical quantity which is expressed in the unit 'atm'. State its value in pascal.
Illustrate with the help of a labelled diagram of a simple barometer that the atmospheric pressure at a place is 76 cm of Hg.
How is the reading of a barometer affected when it is taken to: A hill
Why is it not advisable to use a fountain pen while travelling in an aeroplane?
As we go from the equator of the earth to pole of the earth, the value of acceleration due to gravity ______.
It is much easier to burst an inflated balloon with a needle than by a finger. Explain.
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).
