Physics · Oct / Nov 2021 · Paper 12 · Question 17
5054Thermal expansion of solids, liquids and gases
Two liquid-in-glass thermometers have identical dimensions. One contains ethanol and the other an equal volume of mercury. Ethanol expands more than mercury for the same temperature rise. How do the sensitivity and range of the ethanol thermometer compare to those of the mercury thermometer?
- Agreater / greater
- Bgreater / smaller
- Csmaller / greater
- Dsmaller / smaller
As printed in the paper
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Correct answer: B. greater / smaller
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