Set8-answers - )5 6 5.65 A 3-insd-iameter horizontal jet of water stokes a flat plate as inclicated in Fig P165 Determine the jet velocity if a

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Unformatted text preview: )5. 6% 5.65 A 3-insd-iameter horizontal jet of water stokes a flat plate as inclicated in Fig. P165. Determine the jet velocity if a l()--lb 3 in, ' horizontal force is required to (a) hold the plate stationary, ' F _ 10 lb (b) allow the plate to move at a constant speed of 10 ft/s to the A _ rig-ht. (a) (b) FIGURE 95.65 The comlro/ Volume Sham/n Ih f/ze 565ch I}: (Med. 721$ sfdfi'anary p/a/o can i: cam/Hereo/ fifn‘. A/y/z'cafi’on of Me hay/yonfa/ (W X« dlfecfibn Com/manenf' of file 0364,, momel/qu/VM egmflm/r y/e/dj "uh/our A] z ’51,): 0r é { M, =(/ 51") 3 FAX I” ’4/ r7 7:42 Thus if L [1 :7. M.“ k V z I __...___..__ {.94 {131: 17,8142: / ’5 - {1‘3 6‘(/2 1}). z 5/” ’9‘ a of /0 2 70 "7 j “‘2 V! (4 = o ' , E. 57(dfi0nay lo/ach When Me y/az‘e move; 1‘0 Me r/y/n‘ wifh a speed 1 U= /0 151‘ , ' .17 7%e xa direczé'on comanenf of 71/18 0): ear momem‘um 67414291”, y/e/dj —(uI—U),o(u,—U)/ll = ~63 0/” F 1;: IX L ‘uI—U=_L)=_F;LX) A 2 and IF log. 1 ‘ f #70, a =/___¢__'4X2 1» 'U’ _ f- {7‘ __ {2" I vote) - #12? 7L- /0? - 20.23. ’7‘ mall/h; p/m‘c 5.66 A Pelton wheel vane directs a horizontal, circular 45 [an'm‘ 450E con-m: cross—sectional jet of water symmetrically as indicated in Fig. I .. Volume f , P166 and Video V5.4. The jet leaves the nozzle with a veloc~ “ - ity of 100 ft/s. Determine the x direction component of an- choring force required to (a) hold the vane stationary, (1)) con- fine the speed of the vane to a value of 10 ft/s to the right. The fluid speed magnitude remains constant along the vane surface. (a) ' (b) FIGURE P5.66 (4)73 defiant/{ye 7%8 X- d/fiecfibh campaime af mafia»? 16;“ Iqu/ka/ 7‘70 ha/d fie Vane 5-722 2%ng we we the 5762510107 gnaw yam/14¢ Shawn new ad 79;: x— d/Pecfil’m amp/nan)" of Me /fm?ar mammbm egmfi'm (646122). fleas; 2 5 = m/lI/rrgwsyy’jzfifllv;(grlgw1757=/Z%fl bf/fflgwfisy I)" F ‘ fl" 1’12)? fiwz/W £5" /[ W" .gjr‘MQKvMI‘j / M”) A #3 (WK/z ‘ 2 _- m7}; 4M5! ’5‘— ,C' = /5’/ lé ,9 _ [17) 70 deflrm/ée 7545 X- O’IPecfi‘bh componenf of ancémmr/ 79x: mid/fed iv wnrg'nc flu; Vane. 7’; a ansfnn/ greed af M ff 7‘» fie r/‘yhf We £156 4/ Cdm‘w/ Volume mow/Ivy 797 fire n'yhf wflh a speed 01‘ Méz‘ and fire x« dzi’eofi'on companml‘ of fie flhar women/um efunfi'm 19V 0: ‘fydhf/dfihj cmfiv/ vol/um: {63. 5127]. Ms, - o 7701 r 0 S“M4W,/WI+ Vg6055‘5‘25fz/M/l/M/lfvvbaff‘r) (1 We wk flue/L ff ‘ 76‘ := a _ W = V; m? = M4?!“— 473. ? J. 772w, 53¢ Rad; 7%» . v 1 /é p“ zfl-Wfluil) 7y (1/4)” (W éfij/fl 35+ (243:? Coff‘f (j I”) 4 FW. 9 (/2 13.]; 5—“ :9 p 7. 1% 16 A ~~-l A- 5.69 Five liters/s of water enters the rotor shown in Video V5.5 and Fig. P5.69 along the axis of rotation. The cross- sectional area of each of the three nozzle exits normal to the relative velocity is 18 mmz. How large is the resisting torque required to hold the rotor stationary? How fast will the rotor spin steadily if the resisting torque: is reduced to zero and (a) 9 = 0°, (b) 6 = 30°, (c) 0 = 60°? 7b deferm/hc 7%4: farguc regained 799 Add 591a 7025»? gammy we (455 Me momcnf- of, momenfum fiat—gm, qua/1;», (53.51549) 7% 0177‘th film/f 3 fl} 5“;- guf £05, 9 n) We not‘e fhaf‘ fl." = F 6? (2) and 62 ' V = (3) guf- gflntyyle 6x17 Coméik/Jy £7}. /, z and 3 we 90‘ 7 r. ,0 6221;” 6’ (w Sheff ‘w‘ 3 Amy/e exit 70 deferrm‘ne 7‘he rvfar angu/ar vc/ooy'fy aged/fled wi/h 3cm 5haf+ fargue we 4341}; use fire Mamehfv of-Momenfum Mae eguafion (6;. 5250) 1‘» obfiufn 2 *4); {73416 wilfi m/nfi'on) Elmff = m cad" (Wad C05 6 ' q‘tf‘ J (5) We Via/‘6’, #1417” quit = C“"’ w (9) and Q W = —— ( 0143‘ 34 7) M331: EXH- (Can ’7‘ ) 5'7! 569 W Kayak/m}? £751 «35/6 “"47 We 35" = a c .. 751,452 x” 5? 5w 05 a 52.; (a) (i) “31/: (xd'f (“)Faw 6': 00 M: use 63.1% 7‘” yd 1 A/ 5/29.) 1e ,yw 1' m a mm a: a!" flfldaw/Lfiry Chm? z -———-—-s——--—-——"“‘2 3L Mm Fm WC 05/1!» 7;? Qflfi = 0 . 2 w = 62625 6 a (9.1%y/ara’jflmo g2" 3’4 r “ - @5914, £23” 0“} 3(Ahmuzjfiaaa 425:; @153”) .1 _ 5 {HM (9:: 30° we; we 15¢? fifld m3 [77732 Ffi’g‘le/pg 5036 go I'm” /_./‘_’_ {1:434 : a—M) J "9/ I 020 05") /1.9§;'i) fl ,' z m, K” W 13:?) Kaz/wm 2 Qéff : 200 Mm F/‘M Ef.3 W6 0529103; {k9 = 0 (g- my? (3” , ram 3- w = '1?" 34/fl’M :j = Ma ’3? > .““'__“" ._._._ .9 3//3vm»")(/mw fififlfm) r = fluff ""3 , 2- (Wd $17 (’3) [/Ymm") or = " IV. 751ml} //a’ m , —.- 0 571m 67. [Skyjk/jfhln 79/ z w .,. ( HWWJOW :27 = 72.; :41 3 ML 7059a ll’br‘ 4 m;- (JK/M )( [Ea/05'») 5'72. The How 85 01$! H‘mugh +112 blade ‘hp nuast ‘Ifl ’rke (faciwe'se M‘JCni-‘Hl‘ Eli'rptfi‘oa (nude: Cx [umkrdodm'sq 7‘0»ng hi ’53 “‘“l‘a‘lf on Me not» feta/4m fa “kilo” I 0‘59” file blades. 71ne 35” “ma-i. l‘ 39 )E‘dém {ed can-re; flme DGWCL Olgwmm"! while “we drmj qc"! 1U 0L If? A"; !‘ Mg, 'defL/ue “15+ muse; 7% “awequ 'i’he v'vtjlt 4kg Hqu “P nozzle! m radii“) 40,9.“ 3, “imam no nef firqu do fine 'FIGURE P570 5,43 j V "" 5.93 A watcr siphon havng a constant inside diameter of 3 in. is arranged as shown in Fig. [35.93. If the friction loss betwcan A and B? is (WW/2, where V is the valocity of flow in the siphon, detemzine the flewrate involved. FIGURE P533 70 defer/mks: five f/owm/c/V 62/ we ase : Av : #01 - ‘ Q ‘ 3;. v (I) 70 abimm l/ we, app/y Hm, enaryy eium'on (Egfi-J’Z) éefidcem #0/917‘: 14 and K 0’? flu. Ike/I‘d. 4901/6. 77w“, 0 a a flrlf; / __.. 2 =1: fl 3—1Lye f+72A+a§hqff—- /0$J I7€f~ ' pr ”’ V2 3. +723 =qu— 0.8 NH? 7/141: ...
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This note was uploaded on 01/30/2012 for the course ME 3340 taught by Professor Smith during the Spring '09 term at Georgia Institute of Technology.

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Set8-answers - )5 6 5.65 A 3-insd-iameter horizontal jet of water stokes a flat plate as inclicated in Fig P165 Determine the jet velocity if a

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