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Tuesday, 23 June 2026
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Which condition must remain constant for Charles’ law to apply?

Which condition must remain constant for Charles’ law to apply?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Pressure
  • B Temperature
  • C Density
  • D Volume
Correct Answer: Option A
Explanation:
Charles’ law only works when pressure is kept constant. Under this condition, increasing temperature causes gas particles to move faster and spread apart, leading to an increase in volume.

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