Solutions to Practice Final 2

# Solutions to Practice Final 2 - SOLVWONS rd Introduction to...

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Unformatted text preview: SOLVWONS rd Introduction to Aerospace Engineering ASE 102 Final Examination May 15, 2004 Name Probleml Please state whether the following statements are true or false: (1) There are very few stars like the Sun in our galaxy. (1) i 3’61 (2) The ailerons of an airplane control the roll motion. (1) 1' V U (i (3) Hydrogen ﬁlled balloons were used for reconnaissance during the Civil War (1861—1865). (1) “(33m (4) Igor Sikorsky ﬂew the ﬁrst helicopter in 1903. (1) iSél (5) Wernher von Braun was responsible for the design of the Saturn rocket that put astronauts on the Moon. (1) "I? W: (6) The N orthmp B—2 “stealth” bomber is nearly invisible on radar. (1) I] i” U a (7) Saturn’s satellite Titan is the largest satellite in the Solar System. (1) 770; e, (8) US. reconnaissance satellites were developed, in part, to monitor and verify arms control agreements. (1) Tl;ch (9) The lifting force provided by the wings of an aircraft is proportional to the lift- to—drag ratio of the airplane. (l) S 6., (10) A turbo jet engine has a higher trust-to—weight ratio than a reciprocating aircraft engine. (1) - [Tu 6L (1 1) Newton obtained the law of gravitation by comparing the period of the Moon -—.’—I with the gravitational acceleration on the surface of the Earth. (1) / (we. (12) An aircraft with its center-of—mass above the center of lift is unstable. (1) TV ad: (13) The Bell V~22 tilt-rotor aircraft can ﬂy at supersonic speed. (1) He, (14) The exhaust velocity of a rocket depends on the square root of the 9” temperature in the combustion chamber. (1) l 7‘ V a .M (15) The rudder of an airplane controls the pitch of the airplane. ( 1) l (16) The Wright brothers used a Wind tunnel to design the wings of their airplane. ) l ma ' y—A ( (17) There is strong evidence that there are animals on Mars. (1) ‘ l5é (18) The planet Venus has a very dense atmosphere. (1) 77/1,! 6, (19) An air cooled radial engine produces less drag on an aircraft than a liqixd cooled in-line engine. (1) 6d (20) A glider, in order to fly properly, must have very low aspect ratio wings. (1) 1' S'd h = 904' 2% L W? .4. W/V'Emwv ) 144,4 [5) Hw (ﬂiw (>5 = giﬂé’DM “f” 7'700 meﬁfrs ﬂauéd H W P z 190/0520 ) “1'77; 5: 5’, 19057» gym/L S ' PM) z: 2; ,, Fwd/4W} =3 51‘? #47002 [h—ﬁ Jr ,] m M .42 WMZ M Aw: .. . .. >1 ME. , - ,3, _ 1 477 P22 M 417/325} ﬁ— ._ #3 pf (50):: /o757000 3 'f WM; F Jo : n— 7, 70,0/Zu [OJ/M7 := 70? x a"5€./¢13§M a...— " z/é,.i::;s—m)/a m W) Lb 5:,” 35 , “WWW-We; ; g? ., 1% “95" _; _ _, R , . , R , , V ' 2/72 ._’_> 'L/eéautafz/F J. R 2': HLQK"/0"«W' \$5”: M5 2- ME) R R5 H z: 7?. ‘” 6/77 m/W’ ) [3‘42- . Y Fm gizwwawrw b Ms : WBHE 76,5: é37/ m U HE 7? 7" ' '3“ . . w : (9,th ><~ : 52% £2 . IV}. ,2: .é’ua _ 7M4 rwﬁvzﬁ of PM, : , ._ ‘. .‘ ¢ @0/ : C3277/? : erlwxw ﬁw ___.V I. I élgg/xL/‘ZJK/aé _, 6 I / :1 :2 W :: [7Q 8/ >05 S652. Va (9,é0'7 g -—-—-r l3? K M? 424 . . :- 2: ’ / 34f? )4 ID 566/’ M 3 W5 ._._———- .___. _\—_ Frag/ﬂaw; M) is 9711/, (@gfwm, ML 7).; , W _ AMMde ﬁr, DWWM/SL Wv’a M F5; dis”) X 1" _ cﬁlh/waz Won/u... WARM» 17%,. 77% 3/} . ﬁwce: . _ 77w e235 I'M/fa?mﬁ9w in ﬂu: ‘ V X712. ft; .4lx7ﬂwv'ffgl. 67.0% , u? 2w J a>u{nj\m‘./fg,; . ¥ , . ,, 7 _ / _ 3AMR_/L/{E "'— : , . R_E r; , V} 72w ;_ Aw obi: {la/Law)" wag/[w VéZfQO/WL’VJ , LE, 29 z Légfb&_nﬂééﬁk%w%ijp ) K3: .‘ .,W4[V £44 HE /QE+%Y?V a,- y... QLHL/lm Meg; 27A a L /'2> 42%]; . Mach .1?» ‘7‘9 éﬂaw'mcgw cw @M,&m 2.0 5v «2% / ﬁww M . [ﬁx/a“ 5v /5ﬂéw I" wviwf, Wgé M4437” ﬂee ’ ,(S—Z’T/S‘) _ 7 M 3:5— W 77% L51 ._ t: g%:/,W3 > we, JIM; " ./7anj" CL/f/‘If-«ﬂﬂ-ZLe- ’ M 3‘22. ' J m wz‘r/sb/zazé a% Sb 4g ca @Mm‘wé A; ,- wwwﬁm) : 510x /. HZ: SZ/ﬁm. Jang Pwua am‘wé. 72am : 7 ‘ __ /é L 1/1/74-’ 9(Zﬂéﬂéwo) _ fD’ZvL/h” M0”) 574: /wx/0%/Z¢u//+ ,DwW /000 » 57/547 €7/m map Woo I I § r}. 1; E Ti g. A)? ADM/fr Wt /-+ '4” .5 g = my? L0 :20 ,_ m; = lwwxaow: HM)?— 9K'UDV/9Z‘J4jé/b f y ﬂwwﬁwt 43%: w 4‘0 : " ” 1% L}; " F/ZW F.— . [W @506 {x 20 D5 = -/——-ﬂ——~ = /é7/.Z.,3./ Wﬁwﬁ J #0 W:%.¢?.’Vr 12‘ K F: c1801 .8? .w 2.930,? ...
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## This note was uploaded on 03/19/2008 for the course ASE 102 taught by Professor Mark during the Fall '08 term at University of Texas.

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Solutions to Practice Final 2 - SOLVWONS rd Introduction to...

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