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

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