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प्रश्न
State two advantages of an aneroid barometer over a simple barometer.
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उत्तर
Aneroid barometer has no liquid and it is portable. It is calibrated to read directly the atmospheric pressure.
संबंधित प्रश्न
Write the numerical value of the atmospheric pressure on the earth surface in pascal.
What do you understand by atmospheric pressure?
How is water drawn up from a well by a water pump?
How is the barometric height of a simple barometer affected if Its tube is slightly tilted from vertical?
Mention two demerits of a simple barometer and state how they are removed in a Fortin barometer .
What do the following indicate in a barometer regarding weather : gradual fall in the mercury level
State two advantages of an aneroid barometer.
A solid weighs 2.10 N in air. It has a relative density of 8.4. How much will the body weigh if placed: In a liquid of relative density 1.2
One atmosphere is equivalent to 1,00,000 newton force acting on one square metre.
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).
