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2.2 Thermal properties and temperature

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Question 328

A metal washer with a central circular hole is heated uniformly. Which of the following statements correctly describes what happens to the outer diameter of the washer and the diameter of the hole?

A

Both the outer diameter and the diameter of the hole increase.

B

The outer diameter increases, but the diameter of the hole decreases.

C

The outer diameter increases, but the diameter of the hole remains the same.

D

Both the outer diameter and the diameter of the hole decrease.

Markscheme

2.2 Thermal properties and temperature Questions

  1. IGCSE
  2. /Physics
  3. /2.2 Thermal properties and temperature

528 exam-style questions on CIE IGCSE Physics 2.2 Thermal properties and temperature, covering 2.2.1 Thermal expansion of solids, liquids and gases, 2.2.2a Internal energy and temperature, 2.2.2b Specific heat capacity, 2.2.3a Melting, boiling, condensation and solidification, 2.2.3b Evaporation, and 2.2.3c Cooling by evaporation. Each one has a worked solution and a mark scheme showing where the marks go.

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