Truong.EII Srr irharn 1-p. I16 Clii Minh I(hoa Viir li ll0 tlri nttln: Viit lj Ncutr.on . 'l'h&i gian lirrn'brii: 9() phrit (Sinh vitn drcltc sii'tlurri4 rrttti trii ti{tl rj. Cffu 1. (3 cl) 'l'l'olrg trro'lrg t:ic ciin rreutr-nrr a) Scatter,iltg vii absorptiorr. vrii irrOi tru'd'ng viit ch6{, hiry ;rhiirr bift cric kh:ii -b) Flastic scattdring v.i incla._stic scattcrins. c) Itrelastic scattcring vi norrclastic scattcl.irrg. d) Pt'onrpt ncutron vii clcla),ccl lrcutrolr" e) Fissile vi fissionablc, D Collisiorr vir slorving-(lor.r,n tlcrrsitics. Cf,u 2. (1.5 d) IIiry girii rtrfch tiri sao 1) sin phim cira plri' irirg phiin rracrr cri tfrrrr Prrring xa'/ b) Slr.Plrett haclt crra U-235 kh0ng ilhlr thuirc vi\r, rulrrg lrrr.xrg cua ncutrop tri:i,/ c) I'tt23e ft cltro.o dirng li\ru rrhi0rr ll0i, t,:,,,,g i<) plrarr rirrrr lrat rrlraq'i. rr'rr r\'r,r Cffu 3. (3 d) Troltg tdrl xa cltin h6i cua ncutrorr vtii hat rrlran [lia. lriil'tlri0l hQ giri'a: . ! a) Niurg lrrgrrg cila ncttttr)ll sntt t:ilt xa r'<ii rrirng lrx.rrrg rrcutr.orr ttii yii gric tiirr xr crla ncirtron. t)) Gtic tiin xa 6[ta ttculrr)tt vaagoc girlt liri crnr hal rr6iirr lrirr. Cf,u 4. (2.5d) a) IIdy clin ra cdng thfic tinlr sd va chanr cirr d6n nirng ltr<rng lj2 c6 clang: . trong d6 ( li thanr s6 r,it chanl. .\ tf) Ap drrng cdng tlriLc tr0rr tinh.6 Y:l,clunr can thict dc linr chiirn ncrrtr.on ttr rrirrg lrrtirrg 2 MeVdc1rrrrirrgluorrglcVd5ir,tiiDr,ii[J2.rs. . .:. .) : llp cong tlrfic cli6lr tii rn0i quan thict (lC lil.nr ctr/irrr lrcutr-orr tu'rriurs lrftrrrg I:1 Lt,, " ( t;. \M. r!lhd $a- . Srr irharn 1-p. I16 Clii Minh I(hoa Viir li ll0 tlri nttln: Viit lj Ncutr.on . 'l'h&i gian lirrn'brii: 9() phrit (Sinh vitn drcltc sii'tlurri4 rrttti trii. cl) 'l'l'olrg trro'lrg t:ic ciin rreutr-nrr a) Scatter,iltg vii absorptiorr. vrii irrOi tru'd'ng viit ch6{, hiry ;rhiirr bift cric kh:ii -b) Flastic scattdring v.i incla._stic. slorving-(lor.r,n tlcrrsitics. Cf,u 2. (1.5 d) IIiry girii rtrfch tiri sao 1) sin phim cira plri' irirg phiin rracrr cri tfrrrr Prrring xa'/ b) Slr.Plrett haclt crra U-235