JAMB and WAEC Physics questions: Gas laws

24 questions with answers and explanations. Tap an option to check yourself.

1. Question 21· Gas laws· WAEC

   The law stating that the volume of a fixed mass of gas at constant pressure is directly proportional to its absolute temperature is

   • ABoyle's law
   • Bthe pressure law
   • CCharles' law
   • DHooke's law

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2. Question 22· Gas laws· JAMB

   Charles's law states that, at constant pressure, the volume of a fixed mass of gas is proportional to its

   • Aabsolute temperature
   • BCelsius temperature
   • Cdensity
   • Dmass

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3. Question 23· Gas laws· JAMB

   A gas at 2 atm and 300 K is changed to 4 atm and 600 K. Its volume

   • Abecomes four times as large
   • Bdoubles
   • Chalves
   • Dremains the same

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4. Question 24· Gas laws· JAMB

   A sealed gas cylinder at 3 atm and 7 °C is left in the sun until it reaches 77 °C. Find the new pressure.

   • A2.4 atm
   • B33 atm
   • C3.75 atm
   • D6 atm

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