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Physics · May / June 2016 · Paper 12 · Question 14

5054Thermal expansion of solids, liquids and gases

The diagram shows two liquid-in-glass thermometers P and Q. The thermometers are identical except that Q has a capillary tube with a larger internal diameter than P. Which thermometer has the larger range and which thermometer has the greater sensitivity?

  1. Alarger range: P; greater sensitivity: P
  2. Blarger range: P; greater sensitivity: Q
  3. Clarger range: Q; greater sensitivity: P
  4. Dlarger range: Q; greater sensitivity: Q

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Correct answer: C. larger range: Q; greater sensitivity: P

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