gia:t6c trgng truorrg ld g.[r]
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fi]ang hai
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khf
I
dang
6p su6.t t'inh nu6c bbng
C8u 7: Chqrn cdu trd Li:i' drtng nkk , | ':
-v(Tron'gmQt 5ng dOry #m ngang't61g 6p su{ tinh vd 6p s*5t cl0ng l} mQt hing s6 t4i m6i di6m
,Wrr.*-mQt 6rtg ddng.nEin ngang t6ng 6p sr.dt tinh vitdpsu6t,dQng taimQt ai6m tAt t<i
lu6n thay d6i :
r'
gTrcng.mgt 6ng d6ng thdng dtmg,t6ng 6p suAt tinh fitdpsuat d6ng tai mOt di6m bat ki.la
mQt hing s6
E-, i;;rngt 6ng ddng nann ngffiB, tbngdpsuat iii*r vd 6p su6t dQng tai mQt cli6m U6t ti ia
Trarng I /4 - Ifilee tfrl fiZ
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tt
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Cf;u 9:f,ac dinh tru$t ch6t kh#p dUng durrg cho
g=l6xy " ,@rlinitqv Y -&ti th1ro.'
C6u tr$: Trong h0 tqa dO p-T, ducrng d6ng nhiQt tA
,#u&ng liv,-p*-botr
\
,{:du0nrg tfr8*g 116,r kdo dai di qua e6t tqa dg
{dybog tfrAry song sqng vdi trpc Op
P{fru&rg thEng song song vdi trpc OT.
CSu ll: Chqn c6u td l&i driqg: Khi dtng ruQt mfy nfn thqi'lgc, nguoi ta ndn l€n mQt pittong
cd trifur kinh 1Ocm .Ap pu6t Auqc truy6n sang rn$t pit6rg khry
"( bdn kinh 20cm d€ nang mQt
v4t co !rgng luqng 5000N .L.1rc.ndr: l6n pittdng rhrirnhSt ft ntr6t'Uang
p,5ooon prigogg* *.dzsooN -
rt250N
Csu 12: MOt binh kin cllua lihi 6 nhiet dQ 30CK, 6p su6t 1,5atm Bo qua sg ddn nS cria binh.
Nungn6ne khi l€n ddn 400Ki,apsu6t cira khi trong binh bdy gid ld
"{1,5 ut* {"1atm j -d\:atm- M4 atm
CSu 13: EIa.i phdng kin chua ktri c6 the tich.beng ni1au, q6 cril rn&''rhdng nhau Nhigt dQ t!
phdng I can hcrir nhiQt d$ & pfidng II Fhcng nlo c6 sd ph6n tu khf it hon?
,Kfl.aiph0ng nhu nhau *{phtinel
Cfiu t4: V*i m$t luqng khi x6c dfnh, trd.r qua c6c qu6 trinh nhu d6 thi du6'i d6;,.K}tqua <ifing
la
NVI
{v, : ; 4olz.V2
d6ng tichm$t Wirik;rfithetm lK thi 6p ,
ntlng nong
.Tinh niri+t Cq uafr cisir cria khi. 0r,
\.-khi If
sudt khi t6ng thdm in(rt i'ulcvn,,i
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fi.rraooo oc
Trang 2/4 -.Maae tni i:Z
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C6u 19: Qhqn c6u ir& ldi drlng .ei6t kh6i lugng ri6ng cria nudc bi6n ld'i0' kg/5n' vd 6p suAt
khi quyen ldr.'p": tOs N/m2 .Ldy'g: 10m/s2.Ap suAt *niy tinh d tlO sdri h =2kq dudi mup
ntr6cbi6nh- "*
.di;1it Nr*''
)r/2,0r.10? N/m2 6,ot.to6 Nl#';M.,01.104 N/m2
C6u 20: Xdt mQt khOi lugrle khix6c diqh, ki5t'luan nio dring? _ ,
$Tangnhiet dQ tuyQt aOi + mn, d$ng thbi tdng th6 tich 2 l6n thi ep srdl t6ng 4Hn
' ,-)MTdng nhi6t d0 tuyqt AOi f mn, OOng ttrOi giam th6 tich 3 tAn tfri 6p,su6t.tdng 9 l6n.
"{.Giilrnnhiet
dO tuy$t dQi 2 Hn, {6ng.thOi lene th6 tich.z$n *riap su6i tarig 4 ffin
Wtengnhiet dO tuyet d6i 16n l6n, ddng thdi gia:n ttrA tich} mn tfri 6p su6t sE kh6ng
Cffu 212 CLc cdusau d6y; cdu nd6 dung?'
' ,{Trong qu6 trinh
d6ng tieh, 6p su5t cud mQt luong khi ti 10 v6i nhiet dO
F""yg bi6u diSn qu6 trinh deng.tich-_trons he t9? d$ (p,0 P a@g thang kpo dei di qua
gOctO4dQ r ' ' , ,: ,
*
/Trorg qul trinh tl6ng tich nhiet dO t6ng tir 200C 16n 400C thi 6p su6t 6ng tC n edp
d6i
firang que trinh ddng tich nhietdQ tdng tir 200K l6n 400K thi 6p'su6t tang tdn g6p
4^ '
.lor
Cfiu 24: fhOi luS,'ag ri6ng cua nu6c s6ng li p , gia:t6c trgng truorrg ld g EC do vin i6q ddng
chdy cua mQt sdng, ngudt ta dung m6t ting thiry tinh \bh:j ffu t
rOl0A1pn vuong g6c
rOi Aat i5ng.trong ddng chlry'sao cho ml-eng ong.vuong g6g v6i.ddng chiy DQ eao cQt nu6c
, Cfiu 25: Cho.biet k}roi tuqrng q"rol cu? cdc chdt 6xtr, heli, cabbon ldn luqt ld 3}glmol, 4g/ntol,
12glnqol SO a-vO-ga-&6 cd gia tri bAng
{lq ngny6n tu chria tong f O g O*V N-tqnguyEn tri chrla trong 2 gh6-li
.{s6 nguy€n tu chua 24 g caqbon -il S6 nguy€n tt chfiatrong 32 g 6xy
Cfiu 26: Chqn dilp iytdune ve 6p sudt trong ldng ch6t iOng ,
,A/"ShOi lugng ch6t l6ng tr,gng binh chria cang lcm thi 6p srdt chArl6ngo d6y binh cang lirn
XO ctng mQt dQ s6u h ,6p sudt trong ldirg c6c cf,:5t tOng ti lQ thuan vdi kh6i lugng ri6ng cAac!6tlbng
1{T.rong.long mQt ch'5t 16ng,6p su6t o dQ sdu 2hl6ngAp hai l+r ap su6td d0 s6u h .
EAp sudt ldng chAt 16ng phg thuQc vdc'6p sp6t khi qly6q cr tr6n m{t th.o,l"e cua chAt
(4)6p'sudt cua thOi khi tron'g blnh cfing +
*
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n6u th0 tich
khi ducri 6p pu6t laf vi i,gdm1 v*ap suAt {#ng
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