Concepto de Sonido

 

  @dg`hptd lh  PDGELD 

\h hxpce`ikds hs hc sdgeld, sus y `ðkd sh prdpimi. Ilhkés, `uéchs sdg sus quå prdpehlilhs y quå hs`iri`thrëste`is hc sdgeld kuse`ic.

Hc sdgeld sdg cis dglis dremegilis pdr ci vefri`eðg lh ug `uhrpd i trivås lh ug khled.

9. ´Yuå hs hc hc sdgeld4 sdgeld4 @uigld oifcikds lh sdgeld, gds rhnhrekds i ci prdpimi`eðg lh cis dglis kh`ége`is dremegilis pdr ci vefri`eðg lh ug `uhrpd i trivås lh ug ncueld d ug khled hcéste`d . Le`ois dglis puhlhg d gd shr phr`efelis pdr cds  shrhs

vevds, lh i`uhrld i cis `iri`thrëste`is lh cis vevds, cis  dglis dglis  trigsketelis, y i ci inh`ti`eðg quh sdfrh hccis hbhr`h hbhr `h hc khled pdr hc `uic sh trigskethg. Hxesthg sdgelds iulefchs pdr hc dëld oukigd y dtrds quh sðcd phr`efhg `ehrtis hsph`ehs lh igekichs. Hg `uicquehr `isd, sh `dkpdghg lh dglis i`òste`is lhfelis i ci ds`eci`eðg lh ci prhseðg lhc  lhc ierh ierh,, quh sdg phr`efelis pdr

 

hc dëld y trigsketelis ic `hrhfrd piri shr egthrprhtilis. Hg hc `isd lhc  shr oukigd,, hsth prd`hsd hs hshg`eic piri ci oukigd ci  `dkuge`i`eðg  `dkuge`i`eðg oifcili. Hc sdgeld puhlh prdpimirsh tikfeåg hg dtrds hchkhgtds y sðcelds  d mishdsds mishdsds,, phrd i khguld sunrehgld `ehrtis sustig`eis,  cëquelds, sustig`eis, cëquelds, sðcelds kdlene`i`edghs. Hg `uicquehr `isd sh triti lh ug trigspdrth lh hghrmëi seg trigspdrth lh kithrei, y ic `dgtrired lh cis dglis hch`trdkimgåte`is lh ci cuz d ci rilei`eðg, gd puhlh prdpimirsh hg hc vi`ëd. Hstds nhgðkhgds sdg hstuleilds pdr ci i`òste`i, ugi riki lh ci  nëse`i nëse`i  y lh ci egmhgehrëi quh fus`i hgthglhr cd kés pdsefch ci `ehg`ei lhc sdgeld. \ikfeåg hs lh sukd egthrås piri ci ndgåte`i, riki lh ci cegmóëste`i hsph`eicezili hg ci `dkuge`i`eðg dric lh cds shrhs oukigds hg sus lestegtds eledkis. ^hr tikfeåg2  tikfeåg2 @dcdr . 

6. @iri`thrëste`is @iri`thrëste`is lhc sdgeld

Hc sdgeld puhlh rhfdtir hg lestegtis suphrne`ehs cdmrigld hnh`tds lh h`d d lestdrseðg.

 

Hc sdgeld sh prdlu`h `uigld ug `uhrpd vefri répelikhgth, y trigsketh le`ois vefri`edghs ic khled `er`ugligth hg ndrki lh dglis sdgdris. Åstis sh lhspcizig hxpigsevikhgth, i ugi vhcd`elil prdkhled (hg ierh) lh 009,8 k/s, y puhlhg rhvhrfhrir (–rhfdtir‛) hg lestegtds tepds lh suphrne`ehs,  cdmrigld lestegtds hnh`tds lh h`d d lh lestdrseðg , quh i khguld kimgene`ig su pdthg`ei (`dkd hg cis `ibis lh rhsdgig`ei d cds pircigths). Phi `uic shi su dremhg, hc sdgeld prhshgti cis semuehgths `iri`thrëste`is nëse`is2   Nrh`uhg`ei (n)2 hc gòkhrd lh vefri`edghs `dkpchtis pdr shmugld quh hnh`tòi ci

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nuhgth lhc sdgeld y quh sh trigsketh hg cis dglis. Xg sdgeld iulefch pdr cds shrhs oukigds thglré ugi nrh`uhg`ei lh hgtrh 6: y 6:.::: Oz. Zdr hg`eki lh hsh rigmd shré ug uctrisdgeld phr`hptefch i cd sukd pdr icmugds igekichs.   Ikpcetul2 Ph rhci`edgi `dg hc vdcukhg y ci egthgselil (pdthg`ei i`òste`i), y tehgh

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quh vhr `dg ci `igtelil lh hghrmëi trigsketeli hg cis dglis.   Cdgmetul lh dgli (α)2 Ci lestig`ei quh rh`drrh ugi dgli hg ug phrëdld

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tehkpd,, hs lh`er, hc tikiùd lh ci dgli. lhthrkegild lh  lh tehkpd   Zdthg`ei i`òste`i (])2 Hs ci `igtelil lh hghrmëi hketeli hg cis dglis pdr ugelil

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lh tehkpd lhthrkegili. Ph kelh hg viteds y lhphglh lerh`tikhgth lh ci ikpcetul lh dgli.   Hsph`trd lh nrh`uhg`ei 2 Ci lestrefu`eðg lh ci hghrmëi i`òste`i hg cis levhrsis

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dglis quh `dkpdghg hc sdgeld.

0. ´@ðkd sh prdpimi hc sdgeld4 Hc sdgeld sh prdpimi hg cëquelds, sðcelds y mishs, phrd cd oi`h `dg kiydr ripelhz hg cds lds prekhrds. Hstd sh lhfh i quh ci `dkprhsefecelil y kithrei  tehghg hnh`tds sdfrh ci trigskeseðg lh cis dglis2 i ci  ci lhgselil lh ci kithrei khgdr lhgselil d kiydr `dkprhsefecelil lhc khled, khgdr shré ci vhcd`elil lh trigskeseðg lhc sdgeld. Ci thkphrituri tikfeåg puhlh egncuer hg hc isugtd.

 

 Isë, ci prdpimi`eðg lhc sdgeld gd puhlh lirsh se gd hxesth ug khled kithreic `uyis kdcå`ucis `uyis kdcå`ucis puhlig vefrir . Hs pdr hccd quh ugi hxpcdseðg hg hc hspi`ed hxthredr gd pdlrëi shr phr`efeli iuletevikhgth, kehgtris quh hg cds rehchs khtéce`ds lhc trhg puhlh phr`efersh su vhgeli ku`od igths lh quh su sdgeld gds ic`ig`h i trivås lhc ierh.