01014nam a22002057a 4500952012900000999001700129040003700146082001300183100002600196245007700222260003500299300004000334500014800374500004100522500004700563502005900610546001200669650012000681942000700801  00104071aRIUbRIUd2022-09-18eRiphah International Universityl0o510 NOOp69185r2022-09-18 00:00:00t1w2022-09-18yTH  c46072d46072  cRiphah International University   a510bMAH  aMah Noor Sani (23728)  aPrediction of transmission loss in a ducting system with double cavities  aIslamabadb(Unpublished)c2022  axvi, 64 p.b: ill.c ; 30 cm. e+CD  aSubmitted in partial fulfillment of the requirements for the degree of Master of Philosophy in Mathematics to the Department of Basic Sciences.  aIncludes bibliographical references.  aThesis supervisor: Prof. Dr. Muhammad Rana  aThesis (M.Phil)--Riphah International University, 2022  aEnglish  aMathematicsvSound obsorbing materialvNon-dimensional settingvOrthogonality relation vFluid mechanicsvDBSvFEAS  cTH