The Mercury Column in an Ordinary Medical Thermometer Doubles in Length

question 82

Multiple Choice

The mercury column in an ordinary medical thermometer doubles in length when its temperature changes from 95 $\degree$ F to 105 $\degree$ F. Choose the correct statement:

• A) the coefficient of volume expansion of mercury is 0.1 per F \(\degree\)
• B) the coefficient of volume expansion of mercury is 0.3 per F \(\degree\)
• C) the coefficient of volume expansion of mercury is (0.1/3) per F \(\degree\)
• D) the vacuum above the column helps to "pull up" the mercury this large amount
• E) none of the above is true