ME 2733 NOTES 9

ME 2733 NOTES 9 - a-F E. SW ‘ :5 "g. til....

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Unformatted text preview: a-F E. SW ‘ :5 "g. til. I...’ '._l I i 1". H " I, '1! I 1.1 l H ‘u r |3+ 1.1+ 14+ I d_ u‘ a“ F Lg: H . ¥ .l a I. ._- ILL ‘- 4 I u -—-——-" V (Veiaclfl j H _—-———=r F'"...M' -"'-"-I--'--'-"_--'H'-d Ii. . l ‘1:- g‘ .- 3 j n. : a _ I -.4'. W "J 4 .f I Hméfflfifijg it 1'4 H I‘ 0: L4 oH‘-a Ho—c—(T— I .' I H H H H' ’ immmi- arr-«Lop mem=w "WLP :flflflFH—"B’b’B'flfi-H*H a (1,, LL. 75 D” O ‘1‘” met m a WW“’“‘€W H H H H mud m w. __,r (Wm*éfic H H ,1 \H {‘9‘ 25-1-12 1m" EmtE'S -*1'/’1-'Wn"t-n 22-144 Enr-EHEETE. gag-Mam . 1—WLWMXWIAPEW3' i WMqu ! _ 2 I . mam "" K :PrI—mo IU-L-(r-Thd} DI" Y0 C am my); wi’i i/omgdmm, M) * 112- sm- 1.15am Wivflmomufl ( t 3 ‘ ‘ ‘ - m m nan-C £3; Wm (91 ~ ; fiWWCWIMaXWJE P/Lfiuflmgi‘fia; M L - -- ism ‘ Lr; In I - .- . _ I: I i L' '4‘ I m I I! M ! LL' J I E W I K'_' ' I '_'i C F'E-1-l-1 EIT- EI-IEETf-L - .‘ J ‘5 IL”. 1 : 1:1 -u u! If“! ’LA‘J": 92m 22 1 I .. i ,. + .. . 3. 'én'fiEfla‘ +31£ (mimaout a . aH++ Ref —-’P H : -' fl 1‘1”; + fl-fil‘i§(-—{,)-:—m.[gfi If F’S'IEFTFE "?-|-"-“ .- P“ I l‘l WI SHFFTFI "fl- -.-' -.. To ' |'H‘lrl: ..| "1:4 32' 1'”| | .. t“ “1111;?! f- ‘I. f} 3t Ja/r/fl‘f é _____. . .. . W __ .--—- a . M a Mn*+ng_‘ ‘(prwfifi-bqa’ga QmaMW_i :6}? m I @W ‘ :2 0 )0;+‘EH++4€ -‘-r Hg ' 0 +QHJU+4e'-3l{afl' ‘C ‘ menmm @Wm 'M’ D 'H _ AE p Rah¢figlmflfldxfilzo .Hi 2153 QM mm _ magi/a V __ #W * ' _1MM mm m: aim whim/£9 I'Eofo Cr“!r 3593 Mn“; 1 30455 844110 JAM Cu: “Zn LOUISIANA STATE UNIVERSITY Mechanical Engineering Department Professor Meletis ME 2733 Fall mm :3: Makedu uiz #2 '--" State or circle the correct answers 1. The diffusion of C in Fe occurs by an interstitial mechanism .................... .. F 2. The diffusivity of C in ferrite is higher than that in austenite ...................... .. ® 3. The modulus of elasticity does not change when a material is loaded in . . ' "I the plastic region ....................................................................... .. “11' F i 4. Under fatigue loading, the material can fail at stresses below the yield stress... F 5. Resistance to dislocation motion is a measure of strength ......................... .. F 6. The phase rule provides the degrees of freedom in a system ....................... .. Eli-1‘1.» F T. Tempered martensite has higher fracture toughness than as—quenched martensite.. @ F 8. Crystalline polymers have higher modulus than amorphous polymers ......... .. F 9. Ceramics are crystalline and glasses are amorphous solids .................... .. F iii. Dislocations are moving easier in ceramics compared to metals ............... .. If! FEW ...
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ME 2733 NOTES 9 - a-F E. SW ‘ :5 "g. til....

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