WAEC Physics 2012 Objective — Question 16
Question 16 of 50 from the West African Examinations Council (WAEC) Physics 2012 Objective paper, with the correct answer and a full explanation.
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Which of the following properties is not considered in choosing mercury as a thermometric liquid?
- A. A. Density
- B. B. Expansivity
- C. C. Conductivity
- D. D. OpacityCorrect
Explanation
Opacity is not considered, since mercury needs to be seen through the thermometer tube in some designs; density, expansivity and conductivity are relevant properties.
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