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An abrupt and sudden fall in the readinp of barometer is an indication of the
A compressor that takes suction at a pressure below atmospheric and discharge against atmospheric pressure is called a __________ pump.
The sudden decline in atmospheric pressure indicates
Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?
The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is
In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta.
Gauge pressure at a point is equal to the absolute pressure __________ the atmospheric pressure.
A sudden fall in barometer reading indicates ____
A sudden fall in the barometric reading indicates ________
A sudden fall in the barometer reading is a sign of approaching