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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":414,"_415":416,"_263":370,"_417":418,"_419":420,"_110":425},"kthsaODqc2oIYkV8cF2pNKd4tua1QH","q","Under constant tension and constant mass per unit length, the note produced by a plucked string is 500Hz when the length of the string is 0.90m. At what length is the frequency 150Hz?","ans",[95],"1997","course","physics","exp","F = \\(\\frac{1}{2L}\\)\\(\\sqrt\\frac{T}{m}\\)
\n
\nF₁L₁ = F₂L₂
\n
\n500 x 0.9 = 150 x L₂
\n
\ntherefore, L₂ = 3m","opts",[421,422,423,424],"3m","4m","5m","6m",24,"24","initComment","initReply","actionData","errors"]

JAMB - Physics (1997 - No. 24)

Explanation

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