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  5. Thermal Properties of Matter / द्रव्य के तापीय गुण

11th Class Physics Thermal Properties of Matter / द्रव्य के तापीय गुण Question Bank Thermal Properties of Matter Conceptual Problems

  • question_answer
    Mercury boils at \[\mathbf{357}{}^\circ \text{ }\mathbf{C}\] How can then a mercury thermometer be used to measure temperature up to\[\mathbf{500}{}^\circ \mathbf{C}\]?

    Answer:

                    The space above the mercury is filled with nitrogen. This increases the boiling point of mercury and raises the upper limit of the mercury thermometer.


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