U3A12 Floresr Juancarlos

September 1, 2022 | Author: Anonymous | Category: N/A
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Jbjrfafal2 Wczöe  Wczöe ij fcmgal Jbjrfafal2 Aestruffalejs2  kjj

ijtjeaicmjetj kls jbjrfafals iceil rjspujstc c kcs prj`uetcs slkafatcics, kc slkufaöe ijgj aefkuar kc jxpkafcfaöe ijk prlfjsl pcsl plr pcsl ocstc kkj`cr ck rjsuktcil 3. Je uec kag kagrjrí rjríc c je kc Fauici ij Máx Máxafl afl,, fucei fuceil l jk prjfa prjfal l ij vjetc js ij $33> $3 3>.> .>> > sj vjei vjeije je 7> kagr kagrls ls,, pj pjrl rl ck ia iasm smae aeua uarr jk prjf prjfal al c $3 $3>> >> sj aefrjmjetc kc vjetc c :> kagrls, ¼fuãk js kc rczöe ij fcmgal prlmjial ij kcs vjetcs mjesuckjs fle rjspjftl ck prjfal< Flesaijrcrjmls Flesaijrcrjm ls ‛x” flml jk prjfal ij vjetc y ‛d(x)” flml kls kagrls quj sj vjeije mjesuckmjetj plr kl quj lgtjejmls ils fcsls2 Je jk pramjr fcsl2 ^crc jk sj`ueil fcsl2

 x =33> 33>    x + ∄ x =3>>

d  ( ( x )= 7>   d  ( ( x + ∄ x )=:>

∄ x =3>> ∗33>=∗3>

 Ck ijravcr lgtjejmls2 ∄ d  ( ( x ) d   (( x + ∄ x )∗d   (( x )   = ∄x ∄x ∄ d  ( ( x )   :> ∗7>  = ∄x 3>> ∗33> 33> ∄ d  ( ( x ) 6>   = ∗ 3> ∄x ∄ d   (( x )   =∗6 ∄x

Jstl qu Jstl quaj ajrj rj ij ijfa farr qu quj, j, ij ijbc bce e ij vjei vjeijr jrsj sj 6 kakagr grls ls pl plrr fcic fcic pj pjsl sl qu quj j sj aefrjmjetc jk prjfal. 7. Va sj kcezc uec pjk pjkltc ltc je dlrmc dlrmc vjrta vjrtafck fck ocf ocfac ac crra crragc gc fle uec vjklf vjklfaic aici i ij 7> m/s, jetlefjs su ckturc fle rjspjftl ck sujkl ijspuás ij t   sj`ueils sj`ueils js 7 o ( t )=7> t ∗9.1 t   mjtrls. Ijravcr o(t) ¼Fuãk js su vjklfaici ijspuás ij 3 sj`ueil< ^crc fckfukcr kc vjklfaici, scfcrjmls kc ijravcic ij kc duefaöe quj els crrlbc kc ckturc. io = 7> ∗ 9.1 t  it 

 Ck sustatuar t=3 lgtjejmls2

 

v =7>∗ 9.1 ( 3 ) v =3>.7

m s

¼Fuãeil ckfcezc kc pjkltc uec vjklfaici ij : m/s< Va v=:

:

=

=



7> 1.? t t  t 

:∗7> ∗

=

1.?   t  3.:6 s

¼Fuãk js kc ckturc mãxamc quj ckfcezc kc pjkltc< Bustadafcr quj sjc ue mãxaml, ijravcmls o(t) j a`uckcmls c > sj lgtajej mãxamls y míeamls. Kc ckturc mãxamc sj ckfcezc fuceil kc vjklfaici js fjrl io = 7> ∗ 1.? t > =7>∗ 1.? t t  t =7.>9 m it 

¼Fuãk js kc vjklfaici ij kc pjkltc fuceil jstã 37 mjtrls crragc ijk sujkl< Flml ijtjrmaecmls je kc prj`uetc cetjralr, jk puetl mãs cktl sj ckfcezc je 7>.9 mjtrls, kl quj sa`eadafc quj pcsc ils vjfjs plr kc ckturc ij 37 mjtrls, uec vjz fuceil vc sugajeil y uec vjz fuceil vc gcbceil. 7

=7> t ∗ 9.1 t 

37 ∗

7

9.1 t 

+

7> t ∗37=>

 Cpkafcmls kc dlrmukc `jejrck2 t 3,7=

t 3,7=





g ³ − g ∗9 cf 7c 7

7> ³ 37.?6 ∗

1.?

t 3=>.06 s t 7=6.6: s

^crc fcic mlmjetl, cpkafcmls kc dörmukc pcrc fckfukcr kc vjklfaici2 io = 7> ∗ 1.? t  it  v3 =7>∗ 1.?∐(>.06 ) v3 =37.? fuceil sugj

v 7=7>∗ 1.?∐( 6.6: ) v 7=∗37.? fuceil gcbc

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