[r]
(1)Ki6m Ea :45 phrit Lop : l0
Ban:Ccr bd,ur
Me d6 :t lS4
j*,,, ' l
Chu dqc ky de va ddnh vAo o tua chqn:
flA" t - E-trri*tn n ,*6r.r'r ^hiAt frnnn hA frrrn /n\/ nD\ nA r{,.rncr \-a5t^E L -Liij.!.,ii5 ridlfr5 rafu\rs Ll\rrrs llv Llii\, \\-/ v.\-/i t, tvv Lr(.rrr*
A/ duqrg thEng Biducrng elfp
C&-u 2:M0t 0tS chuydn d$ng thhng deu vcri
Cidurvng hyperbol D/duorng parabol
vdn toc i6krnTn .lrc keo 6td le 500N ICOng sudt c&a 0t6 tra :
c/1800w Dt5000w
N r8000w 8/500w
A/Ducrng hyperbol
C/Eucrng thing keo dei di qua gdc toA
C6u 3:Trong he to? d0 (OP,OT), ducrng nio sau da,"- la clucrng dang tfch ?
"* Bl Durvng t$ng khdng di
dg DiDui;ng cf,t tryc OP tai dav duoc bdo todrn?
qqa g0c toa d0
ditm F =P,r
C$qr 4: Trong s-tr roi tg dAi lrrung nio sau
A/ Th0 nang BiDQng luqms
A/ Th€ nang BiDQng lugag C i D$ng ndng DiCu nilng
Cig5: Phuong trinh nio sau diy ld phuong trinh tr4ng thrii cua khi li nrong '?
.v il = const gi P,9' = PiLl ,, L = consr ,, { = consr
Ciu 6: Fhuong trinh tr4ng thdi li tuong cho biEt nrtli quan hf nao sau ddy: A/ Nhiet dQ vi 6p sqdt n'' , BNhjet d$ vi th6 tigh
f,llhiit.rlp .the tich vi dp sudt Dr' ThE-!ich.,:qi'.qB sr,1d\, "
Ciu 7: ,M0t birrh eo:dung:rieh.20tir ch&a dri-v' Oxi dtroi 6p surit2i)0at Ndu,5ri t11 tu llung
khi-ngoii khi qulin dutii dp su6i lat thi nd s€ chiem mQt tt^,d tich V hdng bao,nh,iLlq ndu coi nhi6t dg , l'
nay
l&
khdng d6ii-
r\,'V = l000lit Bi V = 4000lit C/V = l500lit DIV=3000 lit
C,tuU&: tvl+t-ti$mgkhi chua-rrong-"m0tfiinh-kin-crnhi.$td0-f+"apsud.t"-Pr - f:AknOngfumg khi.niy sao
uho nhiqt dg cua nti t,ing g6p 1.5 tiin .U6i d6 ip su:it,:1ia lrrfitrg khi trong binh tang.giam bao nhi€u
lin ?
eflU9: f)$ng niinu cita m$t
B/Tang 0,5 lan ll,Giarn
v+t ttray d6i ra ndu : Kh6i luung
BlGiam 4lan ClGirim 2ldn
C/4.5J D#J :
I"kg',thd"nEng 4J d0i vtii m+t dit khi Cl4'nr
\ :'' t "
l.Slf,n D/ Tafg 1.5 lan
,
m cua vet khdng doi t hrung vfln t6c cua v+t tf,ng geil-r l''{itn ,
A/'ff,nq ilan DiTAng 4lan
,.,
,,.,
I
DlVAn,toc
$qng n[ng,*us l'at la : Ciu l0:lvlQiviit ilang chuy,uin d$ng kh6ng nhirt thiiit phrii c6:
rV'l'hd ning B/DQng ning C/DQng luc,rng
.,, - €+i.u*l-l*aM0&ri&t"€6.khdi Is-qne.i.kdCh4,)An'd6ng"i6il'4n't6G 3nr"s'
A/0.4ilr Dr:lOnt
C* u.,1 ;Srorrg,u1c c'hur*6n,d.o4,-,$uui, dli+, ch i1,,s{$***,fiat}gr.nat)'d,H-a tr0n
d$ng ltrong :?
C/ Chiff: xe 6to ch*y$r, dqng trgn durng
* lOm/s')
BiGhu,v0n d$ng cua tdn l*a : , lllchi0c miy l;iy trr,rc th[ng dang bay tr€n bdu ii&i' uilt cD kh0i 'lum*
B/ I nr,
no ti d$ cao'''nao ? (g
Cf,u I -t rv'f rit vit nem thinu duns lin cao vsi van in titoc 6n:r/s.[,ay S=l0rn/sr D(l cao cUC d+i cua vAt lr I :3 ! l3 i :-t i :5
I.t r5 I 16 ; t7 i lll i l()
nti+n gia tri na*'sau df;j: .,
,.
nira .niu tl"ic tre h cu* r'ril r\l ?"+rir
e3g If:Khi rip ururt
nti sI
"J
II/ lnt
giiim di nr0t drrqrc giir kh0rrg rl0i thi nhi*t l.i+ trry$t d0i ctia tliUillrn rn$t nira L'/'l'[ng gaf, -$
i
a'
(2).::
Ciu 16: M6t luqne khi c6 ttrd tictr 7m3 ,onhi€t d0 l80C ve dp suAt lat.Nguoi ta nin khf deng,nhiet tdi'
ffit,srt.xr,i ai thE tich cta tusng khi nAv li
N 2m' B/0.5mj c/5m3 Di0.2m3 ,
Ciu 17: Dgr luqng nio sau diy kh6ng phr,r thuQc viro huong cua vdn t$c ' i
-
e lo6ng luqng B/ Gia t6c C'Xung gu.a luc D/ D$ng ning
C5glll: ciu nio-dung oa tOng quit nhit ? C6ng thuc tinh cring cua mQt l*c*i:
Ai A= F.S B/A =mgz Cl l=F'S'cosa Dl A=!*"
2
Ciu l9:, ivlQt hon.bi kh6i tuqng.ml dang chuyin dQng voi vin t6c v d6n d.uns.,va9-hon bi thri hai kh6i ilg,.,g
"'r, {ang nriin
ytn .Sa1r ,i chem trai tron bi riinh vio nhau vi cung chu-v6n dQng voi ven tdc V li:
Ai r Bl v Cl !,rv Dl ^=u
ffir* ffi"
frt- flz mt+ m'
mt+ m"
gFu 20: N{()t vat co khoi lugng 5009 roi tudo tu d0 cao I00m *u,5ng a6t tay g=l0rr,' jsr Dong nSng cria vAt ,v d0 cao 50m li bao nhi€u ?
.v 1000J Bi500J Cr-5000J Dl250J
eiu 2l:;\{Qt vqr chuyin d$ng rrQng truong diu co chiu fc
{ynU cua luc can thi
-Tlaq.ng nlng cira v{.t *uidm B/co n6ng cua v+i gi1i1t i. Cithi ning ctia vq-t giem D'cu ntrng ciia v{t khring d6i
- ^
Civ ZZ:v-tQnit c6 trr;ng lugng l0N co dQng nang t.l.kiii v;in irir e ,:ai+t b6ng bao nhi8u ?(g:lOm/s2)
Cnu 2l :lvtot luqng khf clFrg xilanfr qo pittOng lhuydn dqng duivc
,f.ric del ,khi cri the tich-lslit ff ^-o^,' -: -.'., .^^: ,-r-ul*.i-,1-,'i+i^Lt.rlirtLl ,i^ ,,,i+t.iir,, lAn,t8nlitrt NhiFtd6
,ntttgl d9 ! I 'L ap SUAr /at.l\nl pltLul]_g llclr r(ltl usrt :ltt;.Ttlr I rIt c::r -c.:y
l.l: .*,'- :-" " ":-*' " ".^'r: -: c*a trons xilanh luc ndv la:
hr rt 11ll 1'
frr 11i L
C,u}l a*: Biit rhe tf ch cua In$t itri,rng
carr 25: tlifn tuqilg nio c<i lielflglqrucfuin ctlnh [:iit sac'ta:
A;qra t Ong-t nn bi bep nt rng vio nuoc nong l+i phong l6n nhu cfr '
B/i\,t0t l0 nu(Ifi,hoa mui thorn toa kh6p phong : ,
ClQtrihorrgviikhidunBIuy.buPn}i}I"lh.'
DiS[ll1xeJirpCl0ng0ai"*gcoineuin6.',.
Cf,rr Zf:llf rhuc nao.sau dny phu h,arp vcri dlnh lu+t B0i-1,s,
fu[ii-ti-r; 1, JTttV [)i.l? 5ii{: \- l l r rL " n4
khons iloi -Ctr{i khi o {}{}C co iip s'uat Satm Ap suet f,ua no o U
:l
-, ,
5-l'r,,,
ot:
Ciu 27:Khi ri.n t6c cua mQt vit ting gip ddi thi : : :
:JUgia tdc c*a vdt uns gip aOi I
,,BldQ.ng fuqng cria'vflt't5ng- g6-q.d6i : 'r,: I , , I ,
clcongn[ngcriav{tt[nggipd6i D/th0ning.c,rirav4ttingg6pd6i.,''ll::,.ir,.'
'.''" CIU?E:KhinrtltvirchuydnCqr;19"o,vtn i6"t* ffi blsffierttrri-r#ntu+hl* ogt ru,ng' :: ,.,.,:,.,
dUnS I6n v+t tinh blng c0ng thrrc nio ?
.A/ A= ,rl, - ii, lji,\=*vi tmvr :(i1A=iilJii:,.f,q=, AtX.#-{}qi1, ,-':.;i
cua rf$ng cs l*c d* lii:
: ,.',' ';
\