Advertisements
Advertisements
Question
What is meant by atmospheric pressure?
Advertisements
Solution
The weight of air above a given area on the earth’s surface is called atmospheric pressure or air pressure.
APPEARS IN
RELATED QUESTIONS
What physical quantity is measured in torr? How is it related to the S.I. unit of the quantity?
How is water drawn up from a well by a water pump?
What is the purpose of a barometer?
How is the reading of a barometer affected when it is taken to (i) a mine, and (ii) a hill?
Why does a fountain pen leak at high altitude?
Select the correct option.
As we move upwards, the atmospheric pressure
What is meant by atmospheric pressure?
As we go from the equator of the earth to pole of the earth, the value of acceleration due to gravity ______.
The standard air pressure at sea level is ______.
Figure shows a child blowing air with a straw near the opening of another straw which has its other end in a soft drink bottle. It was observed that the level of the soft drink in the straw rises up as soon as air is blown over its open end. Which one of the following best explains the reason for rise in level of the drink?
