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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",5,"createdOn",1755987353430,"updatedOn","questionsCount",29915,"courseCount",20,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":426},"6MnJYjG7jtl5V7tEgDXhaJUNUtmGGs","q","A 50W electric heater is used to heat a metal block of mass 5kg. If in 10 minutes a temperature rise of 12^oC is achieved, the specific heat capacity of the metal is","ans",[414],1,"2004","course","physics","exp","Heat supplied by the heater in 10 mins
\n= power x time
\n= 50 x (10 x 60)
\n= 30000 J
\nThis heat is equal = MCΔt
\n= 5 x c x 12
\n= 60cJ
\n= 60C = 30,000
\nC = 30,000/60
\nC = 500 J kg^-1K^-1","opts",[422,423,424,425],"400 J kg^-1K^-1","500 J kg^-1K^-1","390 J kg^-1K^-1","130 J kg^-1K^-1",44,"44","initComment","initReply","actionData","errors"]

JAMB - Physics (2004 - No. 44)

Explanation

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