!#"$
%&
'$
)(*+
,
)-./),&
$
$
021354768689;:.9;<>=9;?>@<A5@!BC>1ED>359;B5F&4+=,:8<G4H<>68:81;:.I%J9K@,<>@L39;MN3O4PA5AO:Q9;<R=,:83539KBDS:8<T?>@<>U4
?T@1K1;@VB5CTDS@,3WX=,9Y?>9ZB5@,DX473547U9;:8<>@Q@Q[\C>9K<T?>9Z?>@]J^9K4HAO:_?>9`C><a47<>68:81;:bc39KB5Dd@,AAO:_471;1e4
?T9K35@,U9;:8<>@9K<>9;U9e4H1K@gfN=,MN3hi*9K6>h\j8k]h
l
mn47<>68:81;:/?T9d?T@,J9e47U,9K:8<T@)b\o^:71;AO3@=qpT@)?X471;1rmn47<>68:71K:
?T9s9K<>=,9K?>@,<>U4I5oX?T9KDd@<>?>@g?X4H1K1rmn47<>67:81K:/359;MN3547<>68@,<AO@tu@g?X471K1vmn9;<>?>9;=@)?T9s359;MN3547U9;:8<>@xw
B@=,:8<>?>:&1e4y35@,1e47U,9K:8<T@7o>3547D>D>3@B5@,<Aq47<Aq4!9K<+i*9;6>h>z>o
bg{|Is}~ta7,
ww
wt|}G\H,
w
w_I
w
fz\k
A
δ
i
e
r’
r
i*9K68CT35@gjTEZ47F!F!9K<>:?>@,1s3O4767689K:y1;C>F!9K<>:8B:471K1vmn9;<AO@3<>:y?>@,1sD>359;B5F&4Th
9>?>9KF!:8BAO3O4=qp>@1vm4H<>68:81;:)?>9>?T@,J9e47U,9K:8<T@%47B5BC>F&@Y9;1^JH471;:835@ZF!9K<T9KF!:fvbk*[\CX47<T?>:
1vm4H<>68:81;:?>9S9K<>=,9K?>@,<>U4yIY@
C>67CX471K@)4y[\C>@1;1K:?>9S@F!@35B9K:8<T@g
8h
02<.[\C>@,BA5@=,:8<>?>9;U9;:8<>9
39KBC>1;AO4yt{¡ Hy@gB59sDTC:&
39K=4JH473@1e4y3@1e4HU9K:7<>@
w.{
w.¢7£N¤>¥n¦§>¨
©
ª
w.¢ ¨
© ª
«
fr«8k
angolo di deflessione (gradi)
34
32
30
28
26
24
22
20
30
40
50
60
70
80
angolo di incidenza (gradi)
¬*;®8¯>°5±²T³
´)µ>¶X·H¸&±,µ\¹5º¶>±»;»e·y¼N¯>µ>½,Kº8µ>±!¾N²\¿]À>·7Á5Á¯>¸&±,µ>¶>º&Â|ÃÄ8Å8ÆÀTÇcÃÉÈ8ÊË^Ì
ÍÎÏsÐ8ÑÒÓÔÑÕSÖÏÒ×ÓZÔGÓØÙÎPÚ
Û
ÜݱÁÞS±,°5K±,µ>½·%ßK±µT±áà\¯>\¶>±,Á5â°;¹¹q·Áº8¸!¸L·7°e·7¸!±µ¹5±7Ìã±,°*¯>µ>·¶>±,Á5â,°5K½,Kº8µT±áÞ>O
ä¯ ¶T±,¹å
¹O·7®8»;e·H¹O·Áæâº8µTÁ5¯>»ç¹OSèÌÛ
ÌXã
»K·7µ¹q·7¸y¯T°O·TÀ^éÌ>ê^º8»;K¶X·ë8ìÁÞS±,°5;¸&±,µ\¹O·7½;º8µ>d¶>s¬*;Á5;â·7ë
¾N´)¶>°e·H¹5Kâ·ì
¶>;¹5°5Kâ,±7ÀEíZ·7°î¿ÀE¶TKÁ5Þdº8µ>;ï>K»;±&µT±»K»K·ï>KïT»KKºH¹O±â·c¶>±,»%ðxKÞX·7°¹O;¸&±,µ\¹5º¶>
¬KÁ5;â·TÌ
ñ2µTK½K·7»K¸!±µ¹5±)Á5s;»K»;¯>¸&;µX·gK»æÞ>°KÁ¸L·y;µQâº8°°5KÁÞSº7µ>¶>±µT½·¶>±»;»KºÁ5ÞTK®8º8»;ºy°5ç¼N°O·7µT®8±µ¹O±
¾¬*K®TÌTò7¿á±xÁ5SKµ>¶T;ßK¶>¯>·7µ>º»;±)Þdº8Á5;½;º8µ>ó¶>±»ôâ·7µ>µTº^â,âqõ>e·7»;±)âqõ>±;µ¹O±°â±]¹5¹q·Hµ>ºd¼·HÁ5â
°;öX±,Á5ÁrÌYê×ÞT¯ºL
ä ¶>;¸&º7Á¹O°5·7°5±âqõT±»rÜn·7µ>®7º8»Kºâ,º8Á÷äø¸!KÁ5¯T°O·H¹5ºù±g
ä K»s¶Tº8Þ>Þ>;º&¶>à\¯>±,»K»Kº!¶>
°;¼N°5·7µ>®8±,µ>½·ÂÌ
ú ¯>;µ>¶>SÁ5æÞX·HÁ5ÁO·!·7»;»e·/¸!KÁ¯>°O·y¶T±»K»vÜ·Hµ>®8º8»;º/¸!Kµ>;¸&º/¶>æ¶>±]ße·7½,Kº8µ>±¾vû]ü×ýÿþ¿áÁO·7Þd±µT¶>º
âqõT±±Z
ä à\¯>±»;»KºÞS±,°*K»\à\¯X·7»;±`º8®7µ>ßH·7°e·7½,Kº8µT±E¶T
¾NÞSº7Á5;¹5;ßH·%±Zµ>±®8·H¹Oçß7·8¿â,º8¸&Þdº8°¹q·%¯>µ
·H¯>¸&±,µ¹Oºx¶>TûÌ*é¯Tº7¹q·7µT¶>ºxK»Þ>°KÁ5¸&·±`Á5±®7¯>±µ>¶Tºâ,º8»Tâ·7µ>µ>ºââqõTe·7»;±`»e·»K¯>â,±Z°5ç¼N°O·H¹¹q·
¾îß8±,¶>
¬*;®>ÌóÄ¿Á*â,±°5â·V»e·!ÞSº8ÁK½,Kº8µ>±Þd±°x»K·&à\¯X·7»;±º8®8µT¯>»ç¹O±,°5Kº7°5±¸&ºßK¸!±µ¹Oº&¶>±»
ÞT°5KÁ¸L·Râº8¸!ÞSº7°¹q·R¯>µ ·7»K»;º8µ¹q·7µ>·7¸&±,µ¹Oº¶T±»xâ·7µ>µ>ºââqõ>K·7»K
± ¶X·H»K»e·ÞSº7Á5K½,Kº8µT
± ¾N»K¯>â,±µ>º8µ.¶>±,ö>±Á5Á5·&¶X·H»sÞ>°5;Á5¸&·¿]Ìñ2µ.à\¯>±Á¹O±âº8µT¶>K½,Kº8µ>
û]ü×ýÿþ/Ã
Ä
A
2A
!!"#$%&'()*"&#,+.-/012'435)7698:'#&"&6";+.=<>2'#)#()'@?BA
C E#+.35"&010G6HI)'J',65J'6"&1,+.KL066M'NG%'0+)6*6M'41)6M'()"#@OPQRA
DF
S I)IT)001*J'-/)#VU2JT#-W*0'U2"@X;35)7+=J&T0Y'#&"&6*Z+.*#I)*+)#()'N[A]\^#_3%'1U=`
IT"&6M'/O>J)+a'#I)"&'/bA%c&QdJ&)#&"&#"W-W*0'U2e6*3f"&01(T"&#Z'#&"6M'1hgijO>2'&"
1*<>'UU"kQRlgmNOn'&&*"N#"&#o=<>2'U1U2"N+%'6.301-'&Q!Bgp4On'&&*"4=q%)010"+'66'43*-'
0135)1$I)+.*#VU2)r<n'I)ITM'VQ!+'@IT.0."UU2*)#
Xstgiugmjt
z~utgpdugmBt
v
\~3#VU2Z013fT*-WT#kU2'6I,01Z"U1U2T#&"&#"BJ&)#&"&#"N*#kU)13f"&6'U2%02'#+"N6P8)Ek%'(T"&#
O>
kQIT"&#L6P8#+I)B+1*<>'()*"&#;KI)"&-/43%''-/TU21"6*GfT"lf#01T-W;'6698:'#&"&6"/+
1*<>'#&T#('N?;A
S 5J)=$%I56M'jI)"&-/3%'UG*6*U 'H
C +Tf106*U'U2aOnKbl?eQ+T6]]+)6J'6"&1+fXb:;IT"&#
6*@-W*01/3)IT)+T#VU2PA S 3"J!'#I'+U6*()()'N#T6.]j*6J'6"&1N-W*0'U2"
+)6698:'#&"&6*"4+h1*<>2'#&)#('N?;A
v [^wxtgpdugmjtys{z}|
[s
fafk>5aoL>%> an¡)¢~5b>£nn
¤¦¥§M¨©1©¨ª>«¬W¨;®&§¬1¯T°«&±¯²
¤¦¥¬§*³W¨4´§h°&¯R©2¬«²
¤¦µ)«&±*±§W¨©«&¬¯²¥5¯)¬7«©1©2¯T¶¯)¬1¯ªn¨³µ)§.¥¨¬2¨±*±¯T±§·n³«¬®&¯T¶k©¯;¨±±P¸§¶¹%¶§*©«kºR²
¤¦µ¨¶¶«µTµ»§M¨±*¯¨³1©¬«&¶«&W§*µ)«²
¤¦®&«&¶§*«&W¯R©2¬1«²µT«&/¥±¯R©2«@´§h¶«¶§«¼
2
0
1
½ §*®&¾¬1¯,¿ÀÁ!«&¶¹®&¾¬2¨Â)§«¶¯´§.W§*³¾¬¨4¥f¯T¬7®&±§Z¨¶®&«&±*§ZÃ]¯jļ
Å