HIDRODINÁMICA. RESISTENCIA Y
TEMA 7 Métoo! Métoo! " #á$#%$o #á$#%$o " &ot"n#ia 7.1 7.1 Int' Int'o%# o%##i #i(n (n.. E$ #á$#%$o " $a '"!i!t"n#ia a$ a)an#" " %n *%+%" !" '"a$i,a -"iant" $a "&"'i-"nta#i(n #on -o"$o! a "!#a$a "n $o! Cana$"! " E&"'i"n#ia! Hi'oiná-i#a! "t'a&o$ano "!&%é! $o! '"!%$tao! a$ #a-&o "$ *%+%". En $a! &'i-"'a! "ta&a! "$ &'o/"#to0 #%ano !o$o !" #ono#"n a$g%na! #a'a#t"'!ti#a! &'in#i&a$"! "$ *%+%"0 no !o$o '"!%$ta'an #a'o! $o! -étoo! "&"'i-"nta$"!0 !ino +%" no !"'an &o!i*$"! a$ #a'"#"'!" in#$%!o "$ &$ano " 2o'-a! a&'oi-ao &a'a #on!t'%i' "$ -o"$o. En "!to! #a!o! !" "*"'án "-&$"a' -étoo! ana$ti#o! &a'a "!ti-a' $a '"!i!t"n#ia. Pa'a a&$i#a' %no " "!to! -étoo! !" "*"'á "$"gi' "nt'" $a in2o'-a#i(n i!&oni*$"0 &oni"no "!&"#ia$ int"'é! "n +%" $a! #a'a#t"'!ti#a! " n%"!t'o *%+%" '"!&onan a $a! #a'a#t"'!ti#a! " $o! *%+%"! *a!áno!" "n $o! #%a$"! !" "!a''o$$( "$ #itao -étoo. E!to! -étoo! no !%!tit%/"n0 ni -%#3o -"no!0 a $o! -étoo! "&"'i-"nta$"! /a +%" "!to! !on -á! &'"#i!o! "n "$ #á$#%$o " $a '"!i!t"n#ia0 / a"-á! !" i!&on'á " ot'o! -%#3o! ato! &a'a "$ #o''"#to i!"4o " $a &'o&%$!i(n0 " $a i!&o!i#i(n " a&éni#"!0 "t#. &%iéno!" 3a#"' &"+%"4a! -oi5#a#ion"! " $a! 2o'-a! +%" -"6o'"n "$ #o-&o'ta-i"nto 3i'oiná-i#o " $a #a'"na. M TOD TODOS DE C LCU LCULO DE
Págin ágina a
HIDRODINÁMICA. RESISTENCIA Y
Ent'" $o! -étoo! ana$ti#o! &o"-o! i!ting%i'8 $a! !"'i"! !i!t"-áti#a! / $o! -étoo! n%-é'i#o!.
M TOD TODOS DE C LCU LCULO DE
Págin ágina a
HIDRODINÁMICA. RESISTENCIA Y
Ent'" $o! -étoo! ana$ti#o! &o"-o! i!ting%i'8 $a! !"'i"! !i!t"-áti#a! / $o! -étoo! n%-é'i#o!.
M TOD TODOS DE C LCU LCULO DE
Págin ágina a
S"'i"! !i!t"-áti#a!
Una !"'i" !i!t"-áti#a !" "!a''o$$a &a'a o&ti-i,a' $a! 2o'-a! " $a #a'"na " %n "t"'-inao ti&o " *%+%". S" !"$"##ionan %na! 2o'-a! 9&at'(n: /0 a &a'ti' " "$$a!0 !" '"a$i,an )a'ia#ion"! !i!t"-áti#a!0 tanto " !%! i-"n!ion"! &'in#i&a$"! #o-o " !%! #o"5#i"nt"! g"o-ét'i#o! ai-"n!iona$"!. Pa'a$"$a-"nt" !" 3an " !"$"##iona' t'"! o #%at'o #o"5#i"nt"! " #a'"na0 o " '"$a#ion"! "nt'" !%! i-"n!ion"! &'in#i&a$"!0 +%" t"ngan -a/o' in;%"n#ia "n $a '"!i!t"n#ia a$ a)an#". S" #on!t'%/"n %na !"'i" " -o"$o! " $a !"'i" / !" '"a$i,an $o! "n!a/o! &a'a -"i' $a '"!i!t"n#ia a$ a)an#"0 +%" &%""n )"'!" #o-&$"-"ntao! &o' "n!a/o! " #a'"na! #on a&éni#"!0 "n!a/o! " $n"a! " #o''i"nt"0 "n!a/o! " a%to&'o&%$!i(n0 "t#.
Lo! '"!%$tao! '"!%$tao! " $o! "n!a/o! !" &%*$i#an " 2o'-a +%" !" 2a#i$it" $a int"'&'"ta#i(n / a&$i#a#i(n a $o! 2%t%'o! 2%t%'o! %!%a'io!. La ion"ia " %na !"'i" !i!t"-áti#a !"'á -ái-a #%ano "$ *%+%" "!t%iao &'")"a 2o'-a! !i-i$a'"! a $a! "!t%iaa! "n $a !"'i" / $a! '"$a#ion"! ai-"n!iona$"! " $a! i-"n!ion"! &'in#i&a$"! "$ *%+%" "!tén "nt'o " $o! 'ango! " )a'ia#i(n #%*i"'to! &o' $a !"'i". C%anto -á! i2"'"n#ia 3a/a i'a i!-in%/"no i!-in%/"no $a 5a*i$ia " $o! '"!%$tao!.
Métoo! n%-é'i#o!
La -a/o'a " $o! -étoo! n%-é'i#o! +%" !" "-&$"an &a'a &'""#i' $a '"!i!t"n#ia a$ a)an#" ti"n"n *a!" "!ta!ti#a. S" !%"$" !"g%i' "$ !ig%i"nt" &'o#"!o8 1. S" "$ig" %na %na *a!" " ato! a&'o&ia a&'o&iaa a ")itano ")itano +%" +%" #ont"nga #ont"nga #a!o! !ing%$a'"! o in2o'-a#i(n in2o'-a#i(n "-a!iao i!&a'. . S" "$ig"n $a )a'ia*$" )a'ia*$"!! in"&"ni" in"&"ni"nt"! nt"! #on -a/o' -a/o' in;%"n#ia in;%"n#ia "n $a -agnit% +%" !" "!tá t'atano " "!ti-a' <'"!i!t"n#ia=. >. S" !"$"##iona !"$"##ionan n "$ ti&o " 2%n#i(n 2%n#i(n " "&"n "&"n"n#i "n#ia a +%" '"$a#ion" $a -agnit% a "!t%ia' #on $a! )a'ia*$"! in"&"ni"nt"! in"&"ni"nt"! "$"gia!. ?. S" '"a$i,a '"a$i,an n a6%!t"! a6%!t"! " $a #%')a! #%')a! &a'a $a o*t"n# o*t"n#i(n i(n " $o! #o"5#i"nt"! " $a! 2%n#ion"! "-&$"ano $a! té#ni#a! -á! a"#%aa! &a'a #aa ti&o " 2%n#i(n.
La *a!" " ato! &%"" 2o'-a'!" #on '"!%$tao! " *%+%"! !in ning%na '"$a#i(n "nt'" !0 o #on *%+%"! &"'t"n"#i"nt"! a %n "t"'-inao ti&o. La &'"i##i(n *a!aa "n %na '"g'"!i(n !"'á tanto -á! *%"na #o-o $o !"a $a *a!" " ato! "-&$"aa0 "&"ni"no $a &'"#i!i(n "$ g'ao " !"-"6an,a "nt'" $o! *%+%"! " $a -%"!t'a / $a "$ *%+%" #on!i"'ao.
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