EJERCICIOS

 

]rjbrglg `n Ejrlgkdûf pgrg G`uctjs Egkuctg` `n Dfbnfdnrìg Dfbnfdnrìg Lnkçfdkg Ncäktrdkg

Nxpnrdnfkdg Kurrdkucgr  @jknftn

Pnrlj`dfçldkg

 

Gktdvd`g`

Ninrkdkdjs

L.[k. Dfb. N`wdf Xjfgc` Ugc`nrrglg Kglpjs   ^fd`g`

=7

[nsdûf

=8

Ninrkdkdj =7 ^f bgs nf uf `dspjsdtdvj kdcdf`rj-pdstûf suern uf prjknsj `n nxpgfsdûf pgrg nc qun cg rncgkdûf nftrn cg prnsdûf y nc vjculnf vdnfn `g`g pjr  pU f < kjfstgftn.

Cg prnsdûf dfdkdgc ns ; hgr, nc vjculnf dfdkdgc ns =,7 l»1 y nc vjculnf edfgc ns =,8 l». @ntnrlìfnsn nc trghgij, nf aI, pgrg nc prjknsj sd9 g) f < 7,>1 h) f < 7,=1 y k ) f < =. Ninrkdkdj =8 Kugtrj adcjbrgljs `n uf kdnrtj bgs nstçf kjftnfd`js `nftrj `n uf `dspjsdtdvj kdcdf`rj-pdstûf. Nc bgs suern uf prjknsj pgrg nc qun cg rncgkdûf prnsdûf-vjculnf ns  pU 7,>  < kjfstgftn. Cg prnsdûf dfdkdgc ns ; hgr, nc vjculnf dfdkdgc dfdkdgc ns =,7 l»1 y nc vjculnf edfgc ns =,8 l». Cg vgrdgkdûf nf cg nfnrbìg dftnrfg nspnkìedkg `nc bgs nf nstn prjknsj ns u8  ‛u7 < -0,5 aI/ab. Fj ogy kglhdjs sdbfdedkgtdvjs nf cgs nfnrbìgs kdfätdkg y pjtnfkdgc. @ntnrldfn cg trgfsenrnfkdg fntg `n kgcjr `urgftn nc prjknsj, nf aI. Ninrkdkdj =; ^f kdcdf` kdcdf`rjrj-pd pdstû stûf f vn vnrtd rtdkgc kgc qu qun n kjftdn kjftdnfn fn gd gdrn rn tdn tdnfn fn uf ufg g rnsdst rnsdstnfk nfkdg dg ncäktr ncäktrdkg dkg dfkjr dfkjrpj pjrg` rg`g. g. Cg gtlûsenrg ninrkn ufg prnsdûf `n 7,=7; hgr sjhrn nc pdstûf qun tdnfn ufg lgsg `n 0> ab y ufg supnredkdn `n =,7 l¸. [n ogkn kdrkucgr ufg kjrrdnftn pjr cg rnsdstnfkdg y nc vjculnf gulnftg cnftglnftn nf =,=> l» ldnftrgs su prnsdûf pnrlgfnkn kjfstgftn. kjfstgftn. Cg lgsg `n gdrn ns `n =,8? ab y su nfnrbìg dftnrfg nspnkìedkg sn dfkrnlnftg nf 08 aI/ab. Nc gdrn y nc pdstûf pnrlgfnknf nf rnpjsj gftns y `nspuäs `nc kgcnftgldnftj. ]grn`ns y pdstûf, qun nstçf kjfstrud`js kjf uf lgtnrdgc knrçl knr çldkj dkj kjlpu kjlpunst nstj, j, sj sjf f hu hunfj nfjs s gdscgf gdscgftns tns.. Fj ogy rjzgl rjzgldnf dnftj tj nf nftrn trn pdstû pdstûf f y kdc kdcdf df`rj `rj y cg 8 brgvn`g` vgcn b  <  < 4,? l/s . @ntnrlìfnsn cg trgfsenrnfkdg `n kgcjr `ns`n cg rnsdstnfkdg gc gdrn, nf aI, pgrg uf sdstnlg qun kjftdnfn g) sjcglnftn gdrn1 y h) nc gdrn y nc pdstûf.