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प्रश्न
What do the following indicate in a barometer regarding weather : sudden fall in the mercury level
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उत्तर
It indicates the coming of a storm or cyclone.
संबंधित प्रश्न
The atmospheric pressure is nearly 105 Pa.
Give reason for the following:
A balloon collapses when air is removed from it.
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Select the correct option.
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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?
