EXAM1a - W rite y our a nswerst o P robfemso n t his H...

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Write your answers to Probfems on this Handout! See Last Page for equations and other needed info! Tear this off as a reference. (12011 00 Total Points) 3-1 (1 0 points) EXAilr #1 (A) MSEG 302 3t15106 Name: Determine the Miller Indices of the planes: u) Draw and index 2 planes that are crystallographically equivalent ro the shaded plane in A. Use the blank unit cell to draw the planes and list their respective Miller indices below. N (r"d Index the drawn directions in the cubic unit cells l,Or\ ad'O/\,''aF t t, '(--c,o, o l, -[ t'/' (0,0,0) azil rcl
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?'t33 P.ltq 4-1 (10 pts) a) what are the three general types of impeffections or defects in a crystalline materlal? b) Discuss each type. ?olnt Da-Stc+a i uMtch in c luds va can cias, ;nkrs-$i *.Jc t o"{,,44 s, <r,& Sc,rb s-{n *q*i .yo\ atws, ,n{*o&tacc LornT"vss;Uq. o. ]<',s;ln s{o,i a&t +ha+ d.l s{r"rb r4*- a\n-ri(. q, r r qrtaprnen*s r,-t JA{- St^rrutn$11 3.y *1, Aa- q rc;u l{, dis\o.i+l o',s canp* eos;lv s lip i n *l"rr- -)rtftaC-n- [Jq*(ctS '. I.rcl. .dt ttrein b.r^nclqri €s " P.od, S'nno.\\ I o.*.^ j*-i,-.-j: st;nr, l;l"ffi{T,} T**", polnf &{rcts o. ."A ru s*.e4r71n-ot lo+.t,," naol<.iqr ir inere.p). Linq" Dr$<.+x ( o' D,r l...*h'un$ : br\',\ a{vca. r,s qpfi,,ad -r.r3 o\ n"-e'fa[t\ 'a.toltrio\ naovQ.s o,^al Oatrgts or rne*sllic rtclt^,el fo do{".n"'. 4'2 (10 pts) Why is the theoretical strength of metals much higher than that observed experimentally? b;s \ oca+.i on Cauin Sl ;? , St;p ar f lqrln s o{ rrq+.\\S i5 ftiuc-Vt loa:c, *lno-m +"{tn4 {4\e Aa-+qll,'c borncl. If -1+ny {--achon .r\r nte{-ctric bo^d s q.c,a s s i".kr€a C-L f\,tc.A +* b4 brn lc-e-t a+ a{Ly oq.q *-',r44, or'.4 -+4< -6.rc. re 7,^,]nerJ. -{- &*Gr.r" -+LL n".r{* t i s SnnalL, tt"enSrt" p "*Ai c\td\ on\y {4a- *hy {d{. -+{q rJ c- lvrA sli/ oo.-s,, ?5L
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5-2 (10 pts) A lmm thick by 100 cm x 100 cm sheet of iron is used to contain nitrogen in a heat exchanger at 1200C. The concentration on the inside is 15 x 10E N2 atoms/cmt. The outside concentration is 1 x ro6 - atom/cm3. Assume that the heat exchanger has been in operational continuously. a) Galculate the concentration gradient b) Calculate
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EXAM1a - W rite y our a nswerst o P robfemso n t his H...

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