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प्रश्न
What is a barometer?
एका वाक्यात उत्तर
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उत्तर
A barometer is an instrument which is used to measure the atmospheric pressure.
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संबंधित प्रश्न
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Select the correct option.
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Why is mercury used in a barometer?
Why do not we feel uneasy even under enormous pressure of the atmosphere above as?
