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3.2 Internal energy and energy transfers

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Question 12
F

A 3.0 kg block of aluminium is heated from 20 ∘C20\ ^\circ\text{C}20 ∘C to 60 ∘C60\ ^\circ\text{C}60 ∘C. The specific heat capacity of aluminium is 900 J/kg ∘C900\ \text{J/kg}\ ^\circ\text{C}900 J/kg ∘C. The heater transfers 60 J of energy each second. How long does the heating take?

[1]
A

60 s

B

900 s

C

1800 s

D

2700 s

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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