WAEC Physics 2023 Objective — Question 20

Question 20 of 50 from the West African Examinations Council (WAEC) Physics 2023 Objective paper, with the correct answer and a full explanation.

The diagram illustrates a hot metal suspended at the centre of a closed uniform box. Thermometers E, F, G and H are placed in contact with four sides of the box. Which of the four thermometers would register the highest temperature?

A. E
B. F
C. G
D. H

Explanation

Since the hot metal is suspended at the centre of the box, all four thermometers (E, F, G, H) — being equidistant from the metal — will record an equal amount of temperature.

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