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1.2 Changes of state

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Question 31
H

0.80 kg of oil at 15 ∘C15\ {}^\circ\text{C}15 ∘C is given 24 000 J24\,000\ \text{J}24000 J of energy.

The specific heat capacity of the oil is 2000 J/kg ∘C2000\ \text{J/kg}\ {}^\circ\text{C}2000 J/kg ∘C.

What is the final temperature of the oil?

[1]
A

15 ∘C15\ {}^\circ\text{C}15 ∘C

B

24.6 ∘C24.6\ {}^\circ\text{C}24.6 ∘C

C

27 ∘C27\ {}^\circ\text{C}27 ∘C

D

30 ∘C30\ {}^\circ\text{C}30 ∘C

Markscheme

1.2 Changes of state Questions

  1. GCSE
  2. /Physics
  3. /1.2 Changes of state

44 exam-style questions on OCR GCSE Physics 1.2 Changes of state, covering 1.2.1 Conservation of mass during changes of state, 1.2.2 Physical and chemical changes, 1.2.3 Heating, temperature and changes of state, 1.2.4 Specific heat capacity and specific latent heat, 1.2.5 Internal energy and temperature change, and 1.2.6 Energy transfer during a change of state. Each one has a worked solution and a mark scheme showing where the marks go.

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