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Đề KT 1T dđ cơ-3(New)

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

                   
Câu 1: !"#$ %$&#'()$*'#"&$+,-'sai.
A. $ /0%1)2/0% B. $ /0%1%"2/0%
C. 3)2/0%1-42562-7 D. 3)2/0%189%242$:
Câu 2:; 2#-<2-=>#?@#A%$B%$C&!D2E)F%2"$ G*?2+/0%?62H>A%
$B%2&!DI%D%-J22K&L2C&!"#$ %DI%?(>M2#NO
π
P27,%M
Q

RS%")$T-U2

M$8*?-=>#1V%/8!:%-CB7-'
A.
π
QNP B.
π
QNP C.
π
QNP D.
π
QNP
Câu 3:;V
W
+
W
!"#$V
W
%$


X
&#
X
"I
Y
/$V
W
Z1+
W
I
[
-,$V
W
>\
X
+
W
V
Y
22&
[
"#
Y
2#
Y
/
[
&D
Y
2-"

X

A.
 
 Z >= ω −
B.
  
 Z Z >= +
C.
 
 Z Z >= +
D.
  
 Z >= ω −
Câu 4:; 2#-<20%"%!"#$ %?K&]$:#;^K&"3RF_^)>`'#!D$+,sai.
A. JK&"3RF_3)2242$:(-42562242$:
B. a*?;^%"2242$:)22b")/0%
C. J2&,cT;#d2^3RF_89%%L$ %9%9%
D. R:3RF_ %9%242$:89%/0%
Câu 5:; 2#-<2-=>#$ 2B%JM^Q!"#$ %2&1eJ"!"#$ %-'(%"2-'f

2Q

^9%-Dg%2b"E-'
A. 
h
NiP B. 
h
NiP C. 
h

NiP D. 
h
NiP
Câu 6:;V
W
2#-9
Y
2-#
X
>#!"#$V
W
%$
X
&#
X
"I
Y
/$V
W
ZJ$V
W
%9%/9
X
%
Y
9%(-$ 2b")-'
A.
Z
>


=
B.

>
Z
=
C.
Z
>
 
=
D.
Z
>

=
Câu 7:3)!"#$ %$&#'DI%?(>M2#N
ω
O
π
P2j"&1#L%S%"MQN1cT1
)/<$C&!"#$ %P)$$Dg2K&k%$DS%2RC%E22b")-'
A. 
π
N?"!QP B. 
π
N?"!QP C. 
π
N?"!QP D. 
π

N?"!QP
Câu 8:; 2#-<2-=>#!"#$ %DI%?(>M2#
π
N2Pl&k%$DS%)$$Dg2?#%S
%"1cT-U2

M-'
A.  B. 2 C.  D. 2
Câu 9:F#-<2-=>#%5)d%2E1-Dg%$Dg2?@#'# m%5-=>#<28F&1(
!"#$ %2b"2#-<2-'
A.
 

k k
T
m
π
+
=
B.
 
 
N P

N P
k k m
T
k k
π
+

=
C.
 

N P
m
T
k k
π
=
+
D.
 
 

N P
k k
T
k k m
π
=
+
Câu 10:3)/!',1V%$n%1c<2D(o

J

M^QpJ

M^QaS$c


M1`#)"#2#-=>#J

%k2(-=>#J

2E2&!'
4'/&V%qFH-'*?2+/0%DI%?(!"#$ %2b")-'
A. >M2#N
π
O
π
P2 B. >M2#N
π
P2
C. >M2#N
π
O
π
P2 D. >M2#N
π
P2
Câu 11:; 2#-<2-=>#?@#A%$B%$C&!D2E)M1%pDI%?(!"#$ %2b")-'>M
2#N
π
h

π
PN2P7,%MQ

42n2!6%'#$c?@#'#S$cNP-'
A. ^ B. ^ C. _0% D. ^

Câu 12:; 2#-<2-=>#A%$B%$C&!D2E)!"#$ %/$ 2Rr%s"-42242$:
'242c&n2!6%'#$c?@#?#%K&n?(!"#$ %-'Q7,%M
π

MQ

RC!"#$ %-'
A. t B. t C. t D. t
 R?"%Qh;k$
Câu 13:; $5%5K&L-<2NFEK&L-<2-' 2#-<2$IP2:,$U%?d$7J$D"E-2"#
&$5%52:,$U%%S(L
A. 5%S9%m$ '2&!'2#-<2 B. uLm$ 
C. R9%2&!'2#-<2 D. R9%m$ 
Câu 14:R(n/c&sai1E9%-Dg%2b"2#-<2-=>#?@#A%$B%
A. R89%/0%G3RF_ B.  %9%242$:G*?77
C. FI9%1V%$vG*? D. R89%242$:G*?77
Câu 15:R?#%K&n?(!"#$ %?dA%0%"%w/2b"2#-<2-=>#2*&n2!6%
/G2n2-42$n%1c-'
A. 421`#-42$'5?%-42'L-422b"d%"%
B. 42$'5?%-42L-422b"d%"%'-42"n
C. 42$'5?%-42'L-422b"d%"%
D. 421`#-42$'5?%-42'-42"n
Câu 16:; )!"#$ %$&="@#DI%%"%DI%?(>M2#N
π
h

π
PN2PRr$ %
9%'89%2b"):-$ 2-'
A.  B.  C.  D. 

Câu 17:5*2b" )!"#$ %$&#'2E!:%D(o
_$ '"/"$C&-C-Dg-'
A. h2p

π
?"! B. h2p?"!
C. 2p

π
?"! D. 2p?"!
Câu 18: ;   )  !"#  $ %  $&  ="    DI%  ?(  >  M
2#NP3)2?&%/(?#%Q2&1e1cT-U2

M-'
A. QxQ B. Q C. Q D. QxQ
Câu 19:; 2#-<2-=>#?@#A%$B%$C&!D2E)1-Dg%M1%-=>#$ 2B%
1M^Q^9%-Dg%2b")-'
h
NiP7,%MQ


42$y,242$:n2!6%'#$c?@#-'
A. ^ B. ^ C. ^ D. ^
Câu 20:FE2#-<2$I2&!'%%"&$Dg2?@#'#K&L2C&2z%12D2$Dg2-'/0%2n2
)-m&1n2"&; /0%2( /0%V /0%%{'$Dg2$d2z% I??n$7J`#
2#-<2?"1|*?2+/0%%E2
α
|%%"&?5$5%S/&V%q2#!"#$ %
F#-<2'#o?G*?2+/0%?D2.
A. F#-<2/0%V B. F#-<2/0%2(

C. FL?G3RF_2z%-U2 D. F#-<2/0%%{
hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
hhhhhhhhhhh}Rhhhhhhhhhh
 R?"%Qh;k$

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