Physics · May / June 2020 · Paper 12 · Question 10

The diagram shows the equipment used to determine the density of a liquid. Which equation is used to calculate the density of the liquid?

A\frac{\text{mass of beaker and liquid} - \text{mass of beaker}}{\text{volume of liquid}}
B\frac{\text{mass of beaker and liquid} - \text{mass of liquid}}{\text{volume of liquid}}
C\frac{\text{volume of liquid}}{\text{mass of beaker and liquid} - \text{mass of beaker}}
D\frac{\text{volume of liquid}}{\text{mass of beaker and liquid} - \text{mass of liquid}}

As printed in the paper

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Correct answer: A. \frac{\text{mass of beaker and liquid} - \text{mass of beaker}}{\text{volume of liquid}}

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