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(1)xi rm cnreN HeC srNH cl6t MTCT - MOn vet Li 11 - Nfun hoc 2013 - 2014
Di6m (Bdng sO)
Di6m
(Bdng chil)
Cht ki gi6m khio
1
Sd ph6ch
(Do cht tich ban chSm thi ghi)
n
BAI (56* A4 trang)
- MAi bdi toan dugc chAm theo thang di€m
- PhAn c6ch gi6i: j,5 diC*, kCt qry Jhioh ra tdi4 cht rO tfr6p ph6n: 2,5 clitim
- Ng, phen crr:hgiaisai ho{c tnieu md vdn c6 k6t qui dring tfriHrOng c6 <litim
- N6u if,i rintr ldrn dring phAn vdn cho di6m - Di6m ciia bili thi lAt6ng eti6m cfia bii toan
Bei 1
MOt binh kin hinh try, d{t thdng d(mg c6 chi6u dei h dugc chia hai ph6n nh} pit t6ng
c6ch nhiqt c6 khdi lugng m: 5009; phen tr6n chrla mol He, phan du6i chria I mol lihi Hz ')
vi o cr)ng nhi(X dO pft t6ng cdn bA"S vi cdch ct6y du6i mQt do4n
f ft Cfro Ui6t titit dipn binh trd
S : 1dm2; g = 10m/s2.Tirlhap su6t mdi uinur Don vi tinh; dp sutit(N/m2)
Don vi tlnh: N
(2)Bni
";iui
quf, cAu nhd dugc tich diQn giong r6i.treo t:tfOlgiiSmteng ha! sqr day-nhg' c6ch
aia, ,o=.rriEu aai t vitzl.Ktri ao!o*'iq"r, gita hai sgi d6y bdng 600 X6c dinh d0 16n ctra lgc diin mn hai qu& cAu tuong tdcvlinhau khi d6'
Don vi tinh:
BAi
cho m?ch etiQn c6 so el6 nhu hinh ban Bi6t R :2fI, ttien tro ffong ctra
"s"6;;ie, r 'l'2z.Kh6a K d6ng oi to"e.c.6.ne tyl'ic\tho,li?n
c6c diQn
tr& R vd R1 ctpt cpc dpi thi Aien trO cna UiCn tr0 Rr can phii blng bao
nhi6u?
Don v! tinh: diQn #(A)
Cich eifri
A
1(t c
- rl
(3)Bii 4
eui clpo cria mgt vQ tinh nhen tpo ld.dulng trdn.nim mpt ph6ng
1i.l c14o HEy x6c ilinh
dO ; ra, tr,i6t d6 vQ tinh rtung y6n ooi vdi m4t d6t cho ban kinh trung binh cira tr6i d6t R:
63?8km, t<hOi luqng tr6i d6t M:5,976.1024kg, hing sO frap dan G :6,6743'10-"*'' Kg.s' Eon vi tinh:
C6ch
Bli 5
Nguoi ta g8n hai lIng kinh co tiet Oign th8ng la crlc !a3,r giac-vuong *a^ rhy Htl*ci |1le kS
"X:: 3Te'
?"in"tl i,3; l[ng kinh BCD c6 chi6t s'titt n ' MQt chirm
! - r , t
tia sdng hgp dkrn sic, song song chi6u vu0ng-g6c- tdi m{t
-_ -e - il
AB vd-khG xp tpi I o m{t BC" Mu6n chtm tia s6ng ndy
t ,- - I , A
B D
tho6 min
;"r""ffirff;;;;ffi-*;r#il;;;hA" t'e' mat cD tf,i
"r'iet su6t n2 ph&i
ili6u kiQn nio 'l
(4)Bni
sau bao lau vpt *:.Ekg (c6 v6: 0) trugt hiSt mang nghieng c6 d9 cao h : l'25m gbc
,,s#;;B:Jsf N6, v6i g6-c nghicng u = 200 thi v4t .t ryc, d0ne thing el6u tran mang' Don vi tinh: thdi
Crflch eiAi