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JAMB Physics 1987 Question 20

Question 20

Gas Laws

A fixed quantity of gas is subjected to various pressures P and the corresponding volumes V measured at a constant temperature. Which of the following graphs best represent the results?

Diagram for this question
  1. A.I, II
  2. B.II, III
  3. C.II, IV
  4. D.III, IV.
Show the answer and explanation

Answer: C (II, IV)

Explanation

Boyle's law, pV = constant: p against 1/V is a straight line through the origin (II) and p against V is a curve that falls steeply then levels off (IV).