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Heat & Properties of Matter

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The lenght of the mercury column of a mercury thermometer are 1.08cm and 20.98cm respectively at the standard fixed points. What is the temperature of the body which produces 8.0cm of this mercury column?

  • Heat & Properties of Matter - ,

    The standard fixed points are to be the freezing point and boiling point of water, namely 0 and 100°Celsius.
    By proportions,
    temperature = (8-1.08)/(20.98-1.08)*100
    =34.8°C
    In case of Fahrenheit,
    temperature = (8-1.08)/(20.98-1.08)*180+32
    =94.6°F

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