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2.2.1 Thermal expansion of solids, liquids and gases

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Question 3
a.

Describe the construction of a thermocouple thermometer. Specifically, state the materials used, how they are joined, and the type of instrument needed to obtain a reading.

[2]
b.

A thermocouple is used to measure the rapidly changing temperature of a small droplet of hot oil. State two reasons why a thermocouple thermometer is highly suitable for this specific measurement.

[2]
c.

State and explain the effect on the sensitivity of a liquid-in-glass thermometer of:

increasing the internal diameter (bore) of the capillary tube.

[2]
d.

State and explain the effect on the sensitivity of a liquid-in-glass thermometer of:

decreasing the volume of the liquid-filled bulb.

[2]
Markscheme

2.2.1 Thermal expansion of solids, liquids and gases Questions

  1. IGCSE
  2. /Physics
  3. /2.2.1 Thermal expansion of solids, liquids and gases

96 exam-style questions on CIE IGCSE Physics 2.2.1 Thermal expansion of solids, liquids and gases. Each one has a worked solution and a mark scheme showing where the marks go.

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