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संबंधित प्रश्न
Suggest two methods to find out wind direction at a given place.
The atmospheric pressure at sea level is nearly
How does the atmospheric pressure change with altitude?
How is the barometric height of a simple barometer affected if Its tube is pushed down into the trough of mercury?
Give two reasons why water is not a suitable barometric liquid.
What is an aneroid barometer? Draw a neat and labelled diagram to explain its construction and working.
State two advantages of an aneroid barometer.
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?
