<span class='text_page_counter'>(1)</span><div class='page_container' data-page=1>
"ret
{6
Trddng THPT Cdn Giu$c
rd
vflt
li
Kidm tra
I
tidt
MOn: vflt
li
-
L{P
l0
(Nfing cao)
Tht i gian: 45
phrit
e$
Mfl
d6:
fi)l
:
.1. MQt con lf,c tlon g6m
I
qui
cdu gdn
vio
ddu mOt soi
diy
c6 chi6u
dii
80cm kh6ng gi6n, khdi
hfQng kh6ng d6ng
t?,
a6,
"on tei c]{a sQi df,y drfgc gifr cd dintr.-t<6o
dfly l€ch kh6i phrrdng thfing I
r
gO"
ig,rAi
tUa
,t
<sub>e. </sub>
L{y e=
lQ m/s2.
Vfn
tdt
q{c el4i cfia_qufl
ciu
c6:gi6 rri
fu
t,+o
-1,
1'
,.'l,e+
ry!,
t
c.
l'89
m/s
/t
D,
1,98
mts
t'
fn
_qggog tdc don gdm
I qui
cdu c6 khdi hrong m sdn
vlo.di"39,
soi dfiv khdng gidn c6 khdi
tr/Qng kh6re oans
r?,-Ia"
ri"
rii.,a.
ro. i aav
o?qrlir.o,ainr,.
5Qo day lgcfr
k!6i
nlrrong thfng
I
;ffiHtfia-"ii
r-qrc clng ddy khi
diy
rreo hgp vdi phuong thEn'g tttlns mQt 969 a (< c(r) c6 bidu
u{y g=
10
m/s2.
;l
5. M6t vi6n d4n dang bay v6i
vfn
tdc 20om/s thi nd thtnh hai minh.Ivlfinh
thrf nhdt
ctrid110!ro-t trdi t rg"g cria vi€n-ttgn
vi
biy
theo hrrdng ban tldu cfra vi6n den vdi vfln tdc SOOrnfs. H6i mflnh
thf
hai bay theo hudng
nio
vdi vfin tdc bao
nhi0u? ,
:
<sub></sub>
-A. Theo hddng ban dd-u vdi
vfn
t6c
250m/s
B. Theo,hudng ban
ttiu
vdi v0n tdc 300m/s
c.Theo hudng ngr1gc
lli
vdi vflntdc
300m/s
ffitheo
hudng ngu{c l4i vdi
vfn
tdc 250m/s
6. M6t lb xo c6 dQ cttng k = 20N/mrt<hdi luqng fnOni aene kd. Treo
vio
n6 mQt qufr cdu c6 khdi
Iiiqo!
m <sub>= </sub>10Qg.
finh
thd nang
din
hdi'crla lb xo t4i vi tri cdch vi qt cAn bhng mOt doen 5cm? Chgn
gdc it d ntrng
tii ,i
trt lb xo chua gren, ldy g
<sub>= </sub>
l0m/s2.
;
ffio,tr
B.
o,o25I
c.
o,o5J
D' o'075J
AIL:
<sub>W </sub>
, q#
<sub>= </sub>
uff
(n)
\A'r
<sub>lK </sub>
a'{',
I
zqql:
</div>
<span class='text_page_counter'>(2)</span><div class='page_container' data-page=2>
'@ Ic
&
-o
a ,i' D.
':
O
thCp dang drlng y6n
hdn bi
thuf
tinh sau
D.0,6m/s
B{n
mQt hbn bi
thuf
tinh c6 khdi lugng m vdi vfln t6c 5m/s
vio
mQt hbn bi
ttrdi
tugng 3m. Bidt va chqm
li
tnf. c di$n
din
tr6l.
finn
d0 ldn vQn tdc cria
ch?m?
2,5mls
B.0m/s
DQng nlng cria vAt gifrm khi
v6n tdc
f,rn
,"
ngo?i luc
gi6m
,/
q
.A
S,\
C. 10m/s
B, gia tdc
giirn
-/
ffi
ngbai lgc sinh cdng flm
9. Ddn vi
nio
sau ddy kh6ng phdi
l{
ddn vi cria c6ng
sudt?
D
<sub></sub>
A-A. I{P
(mr
l{c)
./
<sub>$}l </sub>
J.s' ,/
C.w.-'
{a ?
<sub>D. N.m/s </sub>
,/
10. MOt
vft
d dQ cao h so vdi
m{t
tlilt, c6 khdi lugng m, vfln tdc v. Co n6ng bfia v4t c6 bi€u thr?c
A.w=L7n,/
<sub>Bkw=*<l+sh),r' </sub>
C.W=!*u,.-
D.W=mghra
2
I
l.
Xdt mQr vgr rdi tg do. Khfro srit h€ vf t
vi
udi tlft" ta c6 thd kdt lu4n:
e. Ndu thdnf,ng giim thi dQng ning c0ng girflm
-/
B. cdntrng kh6ng
bio
wan
/
C. tldrr dlQng ntrng gif,m thi thdnnng
teng,/
<sub>ffi </sub>
pO <sub>giim </sub><sub>thdning </sub><sub>blng </sub><sub>{tQ </sub><sub>rxng </sub><sub>d1ngnlngy</sub>
12.Cd niing lir mQt tlSi lu{ng
A. lu6n
dtlng
{
B. lu6n khr{c
0
..--i;5r#i11,:ff;'ffi1"^{,
*^y
ddi trong
tnrdns,ff,Tr::lJ}?iu"g
0' ho{c
im
z/
n.
6
to chuydn dOng thEng
d6u
B.
ve
tinh chuydn dgng tr6n ddu
ffi
VatchuydnttQng chi dudi t6c dgng cria trgng
lgc
D.
vft
drfng y0n
14. MOr ngudi k!,o mOt thtng
l-od" c6 khdi lygng 15kg chuydn dQng ddu I6n cao 8m <sub>-rrong </sub>20s.'ilnh
c6ng
vi
c6ng su6't cria ngrldi d6?
n,
toool"
roowr, -
B.
800J,400w-./'
c.
1000l,5o0w
.-
<sub>mH </sub>
.1?roJregw---I5. Khi v$n tdc cria
vft
tlng
gdp tl6i tht dQng
ning
cria vflt
A.ttrng
<sub>e{pddi,/ </sub>
f
B.kh6ng,adi.--
<sub>ffiteng </sub>
4Ld.n--'
D.kh6ngx6cdinh
awcrr'
l6)Phdt bidu
nio
sau dfly
li
sai khi n6i vd dinh luflt b6o
toin
tl0ng
lrrEirg?
''
A. Trong
hl
kin,tdng dOng
h{ng
cria hQ
lt
rnQt vectd kh6ng ttdi
ci
vd hudng
vi
dg
l6nr/
S. Vectd tdng tlQng lugng cfra h€ kin dr/pc bilo todn
,r
$. Oi,ntr
luft
bflo toan
<sub>90lq </sub>
lu.One lir cd sd clia nguy€n tdc bhuydn dQng
bing phin
n/c cria tilntrta
--Si
rdng
dQng lugng cfra h€ kin c6 tIQ ldn khdng adi
z
pZ. Ueu m$t vflt chuydn dQng trong irqng rn dng c6 ma sr{t thi
h."o
n[ng ctia vflt b6o
toin
B. ttQng
nlng
vi
thdntrng kh6ng biio toirn nhtfng cd
ning
bio toin
S+90 bidn thi6n cc,
nlng
UBng c6ng cfra hfc ma s6t
P. irQ bidn thi€n cd nEng
bing
c6ng cria trgng
l{c
,iS. Ctrqn cf,u
sai
I
Xet cnuydndQng cria mQt vAt
rugt
tr6n mQt
m{t
ph8ng nghiOng
A. Trgng lyc sinh c6ng dUdng
p:.t
Uc ma s6t sinh c6ng
6m.
:
\
'C. <sub>Phin </sub><sub>luc </sub><sub>kh6ng </sub><sub>sinh </sub><sub>c6ng</sub>
ffi
fnan t{c
sinh c6ng ddong vi vgt chuydn tl$ng nhanh ddn ddu
19. He ba lrr. c cAn
blng
c6
dic
didm
ffi*c6 gi6 ddng ph6ng
vi
d6ng quy, c6 hqrp lgc cria hai hyc bdt ki
cin
blng
vdi
I{c
thrl ba
</div>
<span class='text_page_counter'>(3)</span><div class='page_container' data-page=3>
r'H
t,
1t4 1
C. c6 gi6 ddng quy
D, c6
hgp.lf"
bXng 0
20. Phdt bidu
nio
sau dAy
li
sai?
*
..'
<sub>,</sub>
A. Hgp
l{c
hai
l{c
song song ctng chi6u
li
m$t lgc song song <sub>c}ng chi6u vdi hai luc rhanh </sub><sub>Ohdn </sub>
./
-ffiHo.p h/c hai
l{c
song song cDng,chi6u
h
mOt lyc song rong
rt,rgc
chidu vdi hai lgc thintr phdn
4
C. Hgp lyc hai
l{c
song song ctng chidu c6 ilg ldn bing tdng rtQ <sub>ldn cfia hai lgc </sub><sub>thinh </sub>
phdn /
D. Hqp
I{c
hai'l1rc song song ctng chidu c6 gi6 chia trong didm
tl{t
cfra hai lgc theo hS thrlc
..-/
F.
<sub>t- </sub> d^<sub>a</sub>
F,
d,
21. Trudng hgp
nio
sau ddy h1c c6 t6c dgng'lim quay
vft
rdn quanh mQt trgc? i
A. Lq/c c6 gi6
nlm
trong m{r phEng vuong g6c vdi truc quay
vi
c{t
tryc quay
1
,ffi" LUc cg:;gld <sub>*Eqgr,ong </sub>q4.I phfrn
ry
:{f"
{,,tr{",+4ln"$rong q4! phf,ng vu0ng g6c vdi truc,quay
vi
kh6ng cdt trpc quay
_/,
C.
LUq.c6i,er4d$t.tfuc.qqay,--$t ngudi dap phanh dd xe:kh6ng rrurgr xud'mg ddc
24. M$t
qui
cilu cdng chdt dugc dar tren mQt
m{t
c6 d4ng nhu hinh vE
Cf,nSXng cria
qui ci6
ta bdn d vi tri
A.
([)
./
E"
([t)
./
,ffi
GII]
./
Ls.Chgn,cflu saf,
D. (n) vh
(n[0
<sub>,/</sub>
S0]v4t,nrmy€n tr6n m$t m6t ph,furg nghi&rg nhu hinh vE
ffi
Vqt ctu b$ng dudi t6c dqng cria hai luc
liirqng
luc
vi
ph6n l$c
B. VAt c6n bing duci tric dpng cta ba lWc
li
trgng lgc, phan luc
vi
lyc ma s6t nghi
C.
vft
cen bing vi
cic
luc r6c dung <sub>lon </sub>vAt co hgrp lwc b6ng 0
D. CAc lpc
tic
dyrs
l€qvil
c6 gi6 rl0ng quy
26. Thanh
en
aiing chdt, c6 trgng tuq.g-rboN, chiEu
dii
2m cin bine nhu hinh vE
LUc F c6 d0 ldrn H
,,ffi$50N
c.
l00N
8.75N
D. Mot gi6 tri kh6c
4
{)
z7-"!a!ngu&i
<sub>glle </sub>
<sub>qgt </sub>
<sub>chiilc </sub>g-0y A! nrielrg mQt c6 miy nfug 1000N. Di6{" treo c6 m6y c6ch d6u vai
gpghai ng"d,ij Hdi mQi ngudi chlu t6c dgng mQt lyc bao
*,i€uf
A- l0ooN
<sub>/ ' </sub>
<sub>ffi </sub>
<sub>sooN </sub>
./
c.2oooN
/
D. chua dri dii kiQn dA x6c dirfr_
,.-oo,l
</div>
<span class='text_page_counter'>(4)</span><div class='page_container' data-page=4>
t
1t,
i
- - - f - t
28. M$t v$t c6'kh6i lusng 2kg dusc
gity6n
tr€n mQt m$t phing nghidng
bdi.m$t sgi dffy song song vdi du&ng diSc chir.rh nhu hinh
"C.
- :
L$c cing d6y co gi6 tri
B.
*il*,
dfr trign d6 xac
dinh
T*tsiEr,L
:
\s
29. MQt
rqi
qll
thep
*lg,".tfug,46pg
ch{t c6 chi6u Aai
an
<sub>!}t</sub>
. Gflp sgi dfly sacl cho dfru B ff&ng
ffi
roN
c.20N
LO
vdi didm
giita6cria
diilrgng
tim'cfia
clAy
s€
f
<sub>,^*,T </sub><sub>, </sub>
<sub>/,</sub>
A
vfrn
nlrn
rei
o
[ ')
u'
\i
L
./
<sub>,f"'</sub>
Yh i/
2.1,1".
;
(l
A. vfin
nirn
tai O
#*nlm
tei mQt aidm cr{ch O mQt tlo4n
blng
}r
"C phia
A
C.
nim
t4i mQt aidm c6ch O mQt do4n Uing
I
r, "C phia A
D.
nlm
t4i mgt aidm cdch O mQt ttoqn
blng
|,r
rd
phia
phin
bi gdp
30. MOt vf t cd
ttrdi
trrgng
lkg
roi tg do kh6ng
vfn
tdc ddu til d0 cao 20m xudng tldt. Ldy <sub>g =</sub>
10m/s2. Tinh iIQ bi6n thi€n rtQng lrrgng cria,vflt?
'ffi'{tZ0kg.m/s
<sub>B.Z0kg.rn/s:'./ </sub>
<sub>c. </sub>
<sub>l0kg.rn/s </sub>
1w.
lOkg,rnls-l
4p=
r
fr:
r
-?
{'t
V
</div>
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