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3.2 Internal energy and energy transfers

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12
Question 1
F

A student uses an electric immersion heater and a joulemeter to investigate the specific heat capacity of an aluminium block.

a.

Give one hazard in this investigation.

[1]
b.

Give the quantity that the joulemeter measures.

[1]
c.

The block has a mass of 1.0 kg. The temperature of the block rises by 30 ∘C30\ ^\circ\text{C}30 ∘C when 27 000 J of energy is transferred to it.

Calculate the specific heat capacity of aluminium.

[3]
Markscheme

3.2 Internal energy and energy transfers Questions

  1. GCSE
  2. /Physics
  3. /3.2 Internal energy and energy transfers

40 exam-style questions on AQA GCSE Physics 3.2 Internal energy and energy transfers, covering 3.2.1 Internal energy, 3.2.2 Temperature changes in a system and specific heat capacity, and 3.2.3 Changes of state and specific latent heat. Each one has a worked solution and a mark scheme showing where the marks go.

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