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These resources are designed to help you familiarize yourself with the exam format, identify key topics, and practice effectively. Whether you're preparing for the May/June or GCE sessions, our curated materials provide both objective and theory questions to enhance your study sessions.","tags","waec nigeria west africa examination council","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",10,"createdOn",1755991949910,"updatedOn","questionsCount",27220,"courseCount",23,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":414,"_415":416,"_263":370,"_417":418,"_419":420,"_110":426},"sSf0hg5sXcvc6m7XbYyLPp7w9Hu7Kt","q","A fixed mass of gas of volume 600cm³ at a temperature of 27^oC is cooled at constant pressure to a temperature of 0^oC. What is the change in volume?","ans",[95],"1991","course","physics","exp","\\(\\frac{V_1}{T_1} = \\frac{V_2}{T_2}\\)
\n
\nT₂ = 0 + 273 = 273k
\n
\nV₁ = 600
\n
\nT₁ = 27 + 273 = 300k
\n
\nV₂ = \\(\\frac{V_1T_2}{T_1}\\) = 546cm
\n
\nV₁ - V₂ = 54cm","opts",[421,422,423,424,425],"54cm²","273cm²","300cm²","546cm²","600cm²",15,"15","initComment","initReply","actionData","errors"]

WAEC - Physics (1991 - No. 15)

Explanation

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