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It assesses knowledge in subjects relevant to the candidate’s chosen course of study.","tags","utme jamb joint admission matriculation board unified tertiary matriculation examination nigeria africa","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",19,"createdOn",1755987353430,"updatedOn","questionsCount",29915,"courseCount",20,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":414,"_415":416,"_263":370,"_417":418,"_419":420,"_110":425},"VCoitkMit7VhONTSyW2xZbgp9Sk19s","q","In a hydraulic press , a force of 40N is applied on the effort piston of area 0.4m². If the force exerted on the load piston is 400N, the area of the large piston is","ans",[95],"2004","course","physics","exp","Pressure developed in the effort piston = ^F/_a
\n∴^F/_a = ⁴⁰/_0.4 = ⁴⁰⁰/₄ = 100Nm²
\nthis pressure is transmitted to the larger piston of area A; => P = ^F/_A
\n∴ 100 = ⁴⁰⁰/_A
\n=> A = ⁴⁰⁰/₁₀₀ = 4m²","opts",[421,422,423,424],"4m²","8m²","2m²","1m²",26,"26","initComment","initReply","actionData","errors"]

JAMB - Physics (2004 - No. 26)

Explanation

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