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संबंधित प्रश्न
We do not feel uneasy even under enormous pressure of the atmosphere above as well as around us. Give a reason.
Explain the following :
Two holes are made in a completely filled sealed tin can to take out oil from it .
What is meant by the statement 'the atmospheric pressure at a place is 76 cm of Hg'? State its value in Pa.
Give two reasons for use of mercury as a barometric liquid.
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?
What is the value of atmospheric pressure?
Name the instrument used to measure atmospheric pressure.
What is the purpose of a barometer? State two major defects of a simple 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 water
What is referred to as atmospheric pressure?
