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What Happens to the Level of Mercury in the Barometer Tube When It is Taken Down a Coal Mine? It - Current Affairs Including General Knowledge

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MCQ

What happens to the level of mercury in the barometer tube when it is taken down a coal mine? It

Options

  • falls

  • remains unaltered

  • rises

  • rises and then falls

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Solution

rises

Concept: General Science (Entrance Exam)
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