Question

    The sudden fall of atmospheric pressure indicates –

    A The sudden fall of atmospheric pressure indicates – Correct Answer Incorrect Answer
    B storm Correct Answer Incorrect Answer
    C rain Correct Answer Incorrect Answer
    D cold weather Correct Answer Incorrect Answer

    Solution

    Atmospheric pressure is basically the weight of air in the atmosphere above the reservoir, so the level of mercury continues to change until the weight of mercury in the glass tube is exactly equal to the weight of air above the reservoir.

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