Physics · May / June 2017 · Paper 11 · Question 23
5054Thermal expansion of solids, liquids and gases
The mercury-in-glass thermometer shown has a linear scale. At a temperature of 100 °C, h has a value of 28 cm. At 80 °C, h has a value of 24 cm. What is the value of h when the temperature is 0 °C?
- A0.0 cm
- B2.8 cm
- C4.0 cm
- D8.0 cm
As printed in the paper
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Correct answer: D. 8.0 cm
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