**TI82** TxtView file generated by CalcText - Kouriú ëONDESëéÿONDESlog(ab)=loga+logb log(a/b)=loga-logb ondes:prgrsv>se deplace mcnq>ds matiere dims°:1:droite/courbe 2:surface plane/courbee 3:espace trsvrsl:prpdclr prpgt° lngtdnl:parallele prpgt° sonore:mec,long,prog,3D c=lambda/T c=d/t c=(M1M2/delta t) hauteur:f(Hz) grv/aigu timbre:aspect vbr° ->son pur ou cplx ->pic(s) fourier ->fn=nxf0 ->f0 fdmtl,f2..hrmnq Intensite sonore I(W/m²) L=10log(I/I0) (dB) 0-120 fente: 3grdr inflnt:lmbd(m) a(m):largeur fente D(m) dstnc ouvrtr-ecran 2grdr cnsqt:théta(rad) L(m) lrgr tache ctrl théta=lmbd/a L=2Dx(lmbd/a) lmbd=c/f BF dfrctes/HF nn dfrctes intrfrc:cnstrctv:phase dstrctv:opposit° phase dble fente:diff marche S1 fente 1/S2 fente 2 S1S2=b pt P:1ere frge brllnte S1P=d1/S2P=d2 d2-d1=delta i : interfrange lmbd+ -> i+ b+ -> i- D+ -> i+ i=(lmbdxD)/b=(dltxD)/b Doppler var f onde (dclg frqtl) qd src ou/et rcptr en mvmt rel fD = f0x((c-vr)/(c-vs)) vr:v algbrq rcptr/mil pstv si r s'eloigne vs:v algbrq src/mil pstv si s se rprch ex:em:radars meteo/route us:doppler veineux doppler lum:redshift v=(cx(lmb-lmb0))/lmb0 ac lb:emttr/lb0:ref c:v lum/v:elgnmt src nomenclature meth,eth,propnbut,pent.. nature liaison CC: C4-C4:-an- C3=C3:-èn- fnct°carac prcpl(di/tri) N3:-amine amine -OH:-ol alcool grp hydroxyle C3=O:-one cetone grp carbonyle H-C3=O:-al aldehyde C3(=O)(-N3):-amide amide C3(=O)(-OH):acide -oïque grp carboxyle C3(=O)(-O-):-oate d -yle rmfct° di ou tri..methyl (-CH3) ethyl (-CH2-CH3) regles:tjrs +grd grp f numrt°:+ptt nbr C +prch au grp f ecrtr:ab/1,2/a-1/1-a "e" en + si besoin compose cyclique:cyclo isomerieZ:ABhaut/HHbas isomerieE:AHhaut/HBbas ÿ$