WAEC Physics 2020 Objective — Question 3

Question 3 of 50 from the West African Examinations Council (WAEC) Physics 2020 Objective paper, with the correct answer and a full explanation.

The volume of a fixed mass of a gas varies inversely as the pressure on it, provided the temperature is constant. This statement is

A. Pressure law
B. Charles' law
C. Boyle's lawCorrect
D. General gas law

Explanation

Boyle's law states that the volume of a fixed mass of a gas varies inversely as the pressure on it, at constant temperature, i.e. P is proportional to 1/V, so PV=constant, P1V1=P2V2=P3V3=...

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