ExitForward BM Version Chapter 9 : StabilityChapter 9 : Stability9.1 StabilityStabilityCentre of gravity9.2 Importance of StabilityImportance of stabilityMenu ExitForward Previous BM Version 9.1 StabilityThe stability of an objet is its ability to !aintain its ori"inal #osition$ stable objet does not to##le easily$n unstable objet to##les easilyMenu ExitForward Previous BM Version 9.1 StabilityThe entre of "ravity of an objet is the #oint at whih the whole wei"ht of the objet see!s to atThe entre of "ravity of a re"ularly sha#ed objet is at its entreThe entre of "ravity of irre"ularly sha#ed objets is not so obvious. So it an be deter!ined usin" a #lu!b line%entre of "ravity%entre of "ravity%entre of "ravity%entre of "ravityMenu ExitForward Previous%ontinueBM Version 9.1 StabilityThe stability of an objet is affeted by its entre of "ravity and base area$n objet with a lower entre of "ravity is !ore stable than an objet with a hi"her entre of "ravity$n objet with a bi""er base area is !ore stable than an objet with a s!aller base areaMenu ExitForward Previous BM Version 9.2 Importance of Stability9.2 Importance of StabilityWithout stability, an object is in anger of toppling overStability of an object can be improve by! lo"ering its centre of gravity! increasing its base area#any appliances are esigne to have a lo" centre of gravity an a large base area for stability$or e%ample, staning fans an refrigerators in our homes are esigne "ith heavy bases to ma&e them stableMenu ExitForward Previous BM Version '() )*+ &eluarVersi B' ,ab 9 : -estabilan,ab 9 : -estabilan9.1 Stability9.1 Stability-estabilan-estabilan.usat graviti .usat graviti 9.2 -epentingan -estabilan 9.2 -epentingan -estabilan -epentingan &estabilan -epentingan &estabilan &eluar Versi B' 9.1 -estabilan9.1 -estabilan-estabilan sesuatu obje& aalah &eupayaan obje& untu& menge&al&an &euu&annya paa &eaaan asal/bje& yang stabil tia& a&an muah jatuh/bje& yang tia& stabil senang jatuh&eluar Versi B' 9.1 -estabilan9.1 -estabilan.usat graviti sesuatu obje& aalah titi& i mana &eseluruhan berat obje& itu bertina&.usat graviti bagi obje& yang berbentu& se&ata aapah paa tii& tengahnya.usat graviti bagi obje& yang berbentu& tia& se&ata tia& apat i&enal pasti. /leh itu ia boleh itentu&an engan mengguna&an titi& penggantungan bebas obje&.usat graviti.usat graviti.usat graviti.usat graviti&eluar Versi B' 9.1 -estabilan9.1 -estabilan-estabilan sesuatu obje& ipengaruhi oleh pusat gravitinya an &eluasan tapa&nyaSuatu obje& engan pusat graviti yang renah lebih stabil berbaning engan obje& yang mempunyai pusat graviti yang tinggiSuatu obje& engan &eluasan tapa& yang besar aalah lebig stabil ji&a ibaning&an engan obje& yang mempunyai luas tapa& yang &ecil&eluar Versi B' 9.2 -epentingan -estabilan9.2 -epentingan -estabilan'anpa &estabilan, sesuatu obje& a&an muah terjatuh-estabilan sesuatu obje& boleh iting&at&an engan ! merenah&an pusat gravitinya ! mening&at&an luas tapa&nya-ebanya&an per&a&asan ire&a engan pusat graviti yang renah an luas tapa& yang besar untu& &estabilanContohnya &ipas beriri an peti seju& i rumah ire&a engan tapa& yang berat bagi memasti&an &estabilannya&eluar Versi B' '0#0'