7/30/2019 THI TRC NGHIM CM BIN

1/17

B CNG THNGTRNG C CNG NGHIP HU

____________

K THIKT THUC MN HC

Kha/ Lp 10CNDV01

thi mn: CAM BINNgnh: in t DN DNGThi gian lm bi: 60 pht (khng k thi gian pht )

Cu 1 Cc phng php ch to cm bin nhit l:A) Phng php quang.B) Phng php in.C) C hai phng php trn.

D) Khng c p n no ng.p n DCu 2 Cc phng php ch to cm bin nhit l:

A) Phng php quang.B) Phng php in.C) Phng php da trn s gin n hoc da trn tc mD) C 3 phng php trn.

p n D

Cu 3Cc bin php gim s khc bit gia nhit o c v nhit

mi trng l:A) Tng trao i nhit gia cm bin v mi trng o.B) Gim trao i nhit gia cm bin v mi trng bn ngoi..C) C hai bin php trn.D) Khng c bin php no ng.

p n CCu 4 Cc cm bin tip xc mi trng o bao gm:

A) Cm bin gin n.B) Cm bin gin n, cm bin in tr

C) Cm bin gin n, cm bin in tr, cp nhit in.D) Cm bin gin n, cm bin in tr, cp nhit in, ha kp n C

Cu 5 Nguyn l hot ng ca nhit k gin n l:A) Da trn s gin n ca cht rn khi tng nhit .B) Da trn s gin n ca vt liu khi tng nhit .C) Da trn s ph thuc in tr sut ca vt liu khi tng nhit .D) Khng c p n no ng.

p n B

Cu 6 C bao nhiu loi nhit in tr:A) 2

7/30/2019 THI TRC NGHIM CM BIN

2/17

B) 3C) 4D) 5

p n B

Cu 7 Cc loi nhit in tr l:A) Nhit in tr kim loiB) Nhit in tr Silic.C) Thermistor.D) Nhit in tr kim loi, nhit in tr Silic, nhit in tr oxit bn dn.

p n DCu 8 Cc kim loi thng dng ch to nhit in tr kim loi l:

A) Pt, Cu, NiB) Pt, Cu, Si, Ni.

C) Pt, Cu, Ni, W.D) Pt, Ni, Ag, W.

p n CCu 9 Kim loi no sau y khi ch to cm bin o c nhit cao nht:

A) PtB) CuC) WD) Ni

p n C

Cu 10 Phng trnh Callendar Van Dusen cho nhit in tr kim loi Pt l:A) R(t) = R0.(1 + A.t + B.t2 + C[t 1000C].t3)B) R(t) = R0.(1 + A.t + B.t2 + C.t3).C) R(t) = R0.(1 + A.t + B.t2 + D.t4 + F.t6)D) C 3 p n u sai

p n ACu 11 Phng trnh Callendar Van Dusen cho nhit in tr kim loi Ni l:

A) R(t) = R0.(1 + A.t + B.t2 + C[t 1000C].t3)B) R(t) = R0.(1 + A.t + B.t2 + C.t3).C) R(t) = R0.(1 + A.t + B.t2 + D.t4 + F.t6)D) C 3 p n u sai

p n CCu 12 Thermistor l:

A) Nhit in tr m.B) Nhit in tr dng.C) Nhit in tr oxit bn dn.D) Nhit in tr kim loi.

p n CCu 13 Resistance Temperature Detectors l:

A) Nhit in tr.

7/30/2019 THI TRC NGHIM CM BIN

3/17

B) Nhit in tr dng.C) Nhit in tr oxit bn dn.D) Nhit in tr kim loi.

p n A

Cu 14 NTC (Negative Temperature Coefficient) l:A) Nhit in tr c h s nhit m.B) Nhit in tr c h s nhit dng.C) Nhit in tr kim loi.D) C ba p n sai.

p n ACu 15 PTC (Positive Temperature Coefficient) l:

A) Nhit in tr c h s nhit m.B) Nhit in tr c h s nhit dng.

C) Nhit in tr kim loi.D) C ba p n sai.

p n BCu 16 Nhit in tr c h s nhit dng l:

A) Gi tr in tr gim khi nhit tng.B) Gi tr in tr tng khi nhit tngC) o c nhit ln hn 00C.D) o c nhit nh hn 00C.

p n B

Cu 17 Nhit in tr c h s nhit m l:A) Gi tr in tr gim khi nhit tng.B) Gi tr in tr tng khi nhit tng.C) o c nhit ln hn 00C.D) o c nhit nh hn 00C.

p n ACu 18 Thermocouple l:

A) Nhit in tr.B) Nhit k gin n.C) Cp nhit in.D) Ha k.

p n CCu 19 Nguyn l hot ng ca cp nhit in da trn:

A) S phn b ph bc x nhit do dao ng nhit.B) S gin n ca vt rn.C) C s hiu ng nhit in.D) C 3 p n u sai

p n CCu 20 Nguyn l hot ng ha k bc x ton phn da trn:

A) nh lut Planck.

7/30/2019 THI TRC NGHIM CM BIN

4/17

B) Hiu ng Seebeck.C) Hiu ng Doopler.D) C 3 p n u sai.

p n D

Cu 21 Nguyn l hot ng ha k quang in da trn:A) nh lut Planck.B) Hiu ng Seebeck.C) Hiu ng Doopler.D) C 3 p n u sai.

p n ACu 22 Cu trc cm bin quang gm bao nhiu thnh phn c bn chnh:

A) 3B) 4

C) 5D) 6

p n CCu 23 Cc thnh phn c bn chnh ca cm bin quang l:

A) Ngun sng, b pht hin, mch dao ng, mch ng ra.B) Ngun sng, cc thu knh, mch dao ng, mch ng ra.C) Ngun sng, cc thu knh, b pht hin, mch logic, mch ng ra.D) Ngun sng, cc thu knh, b pht hin, mch dao ng, mch ng ra.

p n C

Cu 24 Cc thnh phn c bn chnh ca cm bin quang l:A) Ngun sng, b pht hin, mch dao ng, mch ng ra, mch logic.B) Ngun sng, cc thu knh, mch dao ng, mch ng ra, mch logicC) Ngun sng, cc thu knh, b pht hin, mch logic, mch ng ra.D) Ngun sng, cc thu knh, b pht hin, mch dao ng, mch ng ra.

p n CCu 25 Cc thu knh trong cm bin quang c s dng vi:

A) Ngun sng n t Wonfram.B) Ngun sng Laser.C) Ngun sng LED v b phn Photodetector.D) C 3 ngun sng trn.

p n CCu 26 Cc thu knh trong cm bin quang dng :

A) Lm rng vng pht x.B) Tng din tch vng hot ng.C) a v b.D) a v b u sai.

p n DCu 27 Cc thu knh trong cm bin quang dng :

A) Lm hp vng pht x.

7/30/2019 THI TRC NGHIM CM BIN

5/17

B) Lm hp din tch vng hot ng.C) a v b.D) a v b u sai.

p n C

Cu 28 Cc thu knh trong cm bin quang dng :A) Lm rng vng pht x.B) Tng din tch vng hot ng.C) Tng tm pht hin ca cm bin.D) C 3 p n trn.

p n CCu 29 Khi cm bin quang ang ch sng (Light Operate) th :

A) Ng ra trng thi tch cc khi c sng nh sng i c t b phnpht n b phn nhn.

B) Ng ra trng thi tch cc khi b phn nhn khng nhn c sng nhsng t b phn pht.C) Ng ra trng thi tch cc khi c sng nh sng pht ra t b phn

pht.D) Ng ra trng thi tch cc khi b phn nhn pht ra sng nh sng.

p n ACu 30 Khi cm bin quang ang ch ti (Dark Operate) th :

A) Ng ra trng thi tch cc khi c sng nh sng i c t b phnpht n b phn nhn.

B) Ng ra trng thi tch cc khi b phn nhn khng nhn c sng nhsng t b phn pht.C) Ng ra trng thi tch cc khi c sng nh sng pht ra t b phn

pht.D) Ng ra trng thi tch cc khi b phn nhn pht ra sng nh sng.

p n BCu 31 Thru-Beam l:

A) Cm bin quang loi thu pht chung.B) Cm bin quang loi khuch tn.

C) Cm bin quang loi thu pht c lp.D) C 3 p n u sai.p n C

Cu 32 Thru-Beam l:A) Cm bin quang loi thu pht chung.B) Cm bin quang loi khuch tn.C) Cm bin quang loi phn x gii hn.D) C 3 p n u sai.

p n D

Cu 33 Thru-Beam l:A) Cm bin quang loi thu pht chung.

7/30/2019 THI TRC NGHIM CM BIN

6/17

B) Cm bin quang loi khuch tn.C) Cm bin quang loi t khong cch.D) C 3 p n u sai.

p n D

Cu 34 Cm bin quang loi Thru-Beam c phn pht v phn thu:A) trong hai b phn c lp nhau v t i din nhau.B) trong hai b phn c lp nhau v t song song nhau.C) chung trong mt b phn.D) C 3 p n u sai.

p n ACu 35 Cm bin quang loi Thru-Beam:

A) C pht hin c cc i tng trong sut.B) C th pht hin c cc i tng c tnh phn chiu.

C) a v b u ng.D) a v b u sai.

p n BCu 36 Cm bin quang loi Thru-Beam:

A) Kh pht hin c cc i tng trong sut.B) C th pht hin c cc i tng c tnh phn chiu.C) a v b u ng.D) a v b u sai.

p n C

Cu 37 Cm bin quang loi Thru-Beam c phn pht v phn thu:A) trong hai b phn c lp nhau v t i din nhau.B) trong hai b phn c lp nhau v t song song nhau.C) chung trong mt b phn v t song song nhau.D) C 3 p n u sai.

p n ACu 38 Cm bin quang loi Thru-Beam:

A) Khng b nh hng bi b mt, mu sc vt.B) C th pht hin c cc i tng c tnh phn chiu.C) a v b u ng.D) a v b u sai.

p n CCu 39 Cm bin quang loi Thru-Beam:

A) B nh hng bi b mt, mu sc vt.B) C th pht hin c cc i tng trong sut.C) a v b u ng.D) a v b u sai.

p n DCu 40 Cm bin quang loi Thru-Beam:

A) Kch thc nh nht ca i tng nn bng ng knh ca thu knh.

7/30/2019 THI TRC NGHIM CM BIN

7/17

B) Kch thc nh nht ca i tng nn bng kch thc ca b phnphn x.

C) a v b u sai.D) a v b u ng

p n ACu 41 Retro-reflective l:

A) Cm bin quang loi khuch tnB) Cm bin quang loi phn x.C) Cm bin quang loi thu pht c lpD) C 3 p n u sai.

p n BCu 42 Cm bin quang loi Retro-reflective c phn pht v phn thu:

A) trong hai b phn c lp nhau v t i din nhau.

B) trong hai b phn c lp nhau v t song song nhau.C) chung trong mt b phn v t song song nhau.D) C 3 p n u sai.

p n CCu 43 Cm bin quang loi Retro-reflective c phn pht v phn thu:

A) trong hai b phn c lp nhau v t i din nhau.B) trong hai b phn c lp nhau v t song song nhau.C) chung trong mt b phn v t song song nhau.D) C 3 p n u sai.

p n CCu 44 Cm bin quang loi Retro-reflective:

A) Cc vt c nhn bit khi nh sng khng b ngt v phn x li.B) Cc vt c nhn bit khi nh sng b ngt khng phn x li.C) Cc vt c nhn bit khi c nh sng pht ra t b phn phtD) C 3 p n u sai.

p n BCu 45 Cm bin quang loi Retro-reflective:

A) Kch thc nh nht ca i tng nn bng ng knh ca thu knh.B) Kch thc nh nht ca i tng nn bng kch thc ca b phn

phn x.C) a v b u sai.D) a v b u ng.

p n BCu 46 Cm bin quang loi Retro-reflective:

A) Khng th phn bit c vt trong sut.B) C th pht hin c i tng phn x nh sng tt.C) a v b u sai.D) a v b u ng.

p n C

7/30/2019 THI TRC NGHIM CM BIN

8/17

Cu 47 Cm bin quang loi Retro-reflective:A) C th phn bit c vt trong sut.B) Khng th pht hin c i tng phn x nh sng tt.C) a v b u sai.

D) a v b u ng.p n D

Cu 48 Cm bin quang loi Retro-reflective:A) C th phn bit c vt trong sut.B) C th pht hin c i tng phn x nh sng tt.C) a v b u sai.D) a v b u ng.

p n ACu 49 Cm bin quang loi Polarized Retro-reflective:

A) C th phn bit c vt trong sut.B) C th pht hin c i tng phn x nh sng tt.C) a v b u sai.D) a v b u ng.

p n DCu 50 B lc Polarizing trong cm bin quang loi Polarized Retro-reflective:

A) t sau b phn nhn v b phn pht.B) t trc b phn nhn v b phn pht.C) t gia b phn nhn v b phn pht

D) C 3 p n u sai.p n B

Cu 51Chn p n sai:B lc Polarizing trong cm bin quang loi Polarized Retro-reflective

A) t trc b phn nhn v b phn pht.B) t trc thu knh.C) t sau thu knh.D) C 3 p n u sai.

p n DCu 52 B lc Polarizing trong cm bin quang loi Polarized Retro-reflective:

A) t trc b phn nhn v b phn pht.B) t trc hoc sau thu knh.C) a v b u ng.D) a v b u sai.

p n CCu 53 B phn nhn trong cm bin quang loi Polarized Retro-reflective:

A) C th nhn c nh sng phn x khi gp i tng.B) C th nhn c nh sng trng thi bnh thng.C) a v b u sai.D) a v b u ng.

7/30/2019 THI TRC NGHIM CM BIN

9/17

p n BCu 54 B phn nhn trong cm bin quang loi Polarized Retro-reflective:

A) Khng th nhn c nh sng phn x khi gp i tng.B) C th nhn c nh sng trng thi bnh thng.

C) a v b u sai.D) a v b u ng.

p n DCu 55 B phn nhn trong cm bin quang loi Polarized Retro-reflective:

A) C th nhn c nh sng phn x khi gp i tng.B) Khng th nhn c nh sng trng thi bnh thng.C) a v b u sai.D) a v b u ng.

p n

Cu 56 Diffuse l:A) Cm bin quang loi khuch tn.B) Cm bin quang loi phn x.C) Cm bin quang loi thu pht c lpD) C 3 p n u sai.

p n ACu 57 Cm bin quang loi Diffuse:

A) C th phn bit c vt trong sut.B) C th pht hin c i tng phn x nh sng tt.

C) a v b u sai.D) a v b u ng.

p n DCu 58 Cm bin quang loi Diffuse:

A) C th phn bit c vt lm t vt liu ht nh sng tt.B) C th pht hin c i tng phn x nh sng tt.C) a v b u sai.D) a v b u ng.

p n BCu 59 Cm bin quang loi Fixed Focus Diffuse:

A) C th pht hin c i tng rt xa.B) Khng th pht hin c i tng ti tiu im.C) a v b u sai.D) a v b u ng.

p n CCu 60 Cm bin quang loi Fixed Focus Diffuse:

A) C th pht hin c i tng c kch thc nhB) C th pht hin c i tng c ly nht nh.C) a v b u sai.D) a v b u ng.

7/30/2019 THI TRC NGHIM CM BIN

10/17

p n DCu 61 Cm bin quang loi Fixed Focus Diffuse:

A) C th pht hin c i tng c kch thc nh.B) C th pht hin c i tng rt xa.

C) a v b u sai.D) a v b u ng.

p n ACu 62 Cm bin quang loi Fixed Focus Diffuse:

A) C th pht hin c i tng rt xaB) C th pht hin c i tng c ly nht nh.C) a v b u sai.D) a v b u ng.

p n B

Cu 63 Cm bin quang loi Background Suppression Diffuse:A) C th pht hin c i tng rt xaB) C th pht hin c i tng trong vng vi khong cch ln nht

xc nh.C) a v b u sai.D) a v b u ng.

p n B

Cu 64Cm bin quang ng ra loi NPN, gi s ngun cp l 24VDC th inp Output l:

A) 24VDCB) 0VDC.C) 12VDC.D) C 3 p n u sai.

p n B

Cu 65Cm bin quang ng ra loi PNP, gi s ngun cp l 24VDC th in pOutput l:

A) 24VDCB) 0VDC.

C) 12VDC.D) C 3 p n u sai.

p n A

Cu 66Gi s cm bin quang ng ra c 3 dy, in p cung cp l 24VDC thngun dng c ni vi dy mu g?

A) BrownB) Blue.C) Black.D) C 3 p n u sai.

p n ACu 67 Gi s cm bin quang ng ra c 3 dy, in p cung cp l 24VDC th

7/30/2019 THI TRC NGHIM CM BIN

11/17

0V c ni vi dy mu g?A) BrownB) Blue.C) Black.

D) C 3 p n u sai.p n B

Cu 68 Gi s cm bin quang ng ra c 3 dy, dy ni Output c mu g?A) BrownB) Blue.C) Black.D) C 3 p n u sai.

p n CCu 69 Gi s cm bin quang ng ra c 3 dy, hai dy cp ngun c mu g?

A) Brown, Black.B) Blue, Black.C) Brown, Blue.D) C 3 p n u sai.

p n CCu 70 Inductive Proximity Sensor l:

A) Cm bin tim cn loi in cm.B) Cm bin tim cn loi in dung.C) Cm bin tim cn loi siu m

D) C 3 p n u sai.p n A

Cu 71 Cm bin tim cn loi in cm:A) Pht hin c i tng khng phi l kim loiB) Pht hin c i tng l kim loi.C) Cn phi tip xc vi i tng.D) C 3 p n u sai.

p n B

Cu 72Cm bin tim cn loi in cm c cu trc gm bao nhiu thnh phn

c bn chnh:A) 3B) 4C) 5D) 6

p n BCu 73 Cm bin tim cn loi in cm c cu trc bao gm:

A) Cun dy v li Ferit, mch dao ng, mch pht hin, mch logic, mchng ra.

B) Cun dy v li Ferit, mch dao ng, mch pht hin, mch ng ra.C) Cun dy v li Ferit, mch dao ng, mch pht hin, cc in cc,

7/30/2019 THI TRC NGHIM CM BIN

12/17

mch ng ra.D) Cun dy v li Ferit, mch dao ng, mch logic, cc in cc, mch

ng ra.p n B

Cu 74 Cm bin tim cn loi in cm c thit k to ra mt vng:A) in trng.B) T trng.C) in t trng.D) C 3 p n u sai.

p n C

Cu 75Khi vt xut hin trong vng ca cm bin tim cn loi in cm, dngin xoy lm cho bin ca sng dao ng:

A) Khng thay i.

B) Tng ln.C) Gim i.D) C 3 p n u sai.

p n CCu 76 Cm bin tim cn in cm loi Shielded:

A) C th lp t ngang vi b mt lm vic.B) C th lp t cao hn b mt lm vic.C) C th lp t thp hn b mt lm vic.D) C th lp rt gn vi b mt kim loi

p n ACu 77 Cm bin tim cn in cm loi Unshielded:

A) C th lp t ngang vi b mt lm vic.B) C th lp t cao hn b mt lm vic.C) C th lp t thp hn b mt lm vic.D) C th lp rt gn vi b mt kim loi

p n BCu 78 Cm bin tim cn in cm loi Shielded:

A) C th lp rt gn vi b mt kim loi

B) C th lp t cao hn b mt lm vic.C) C th lp t thp hn b mt lm vic.D) C 3 p n u sai. *

p n DCu 79 Cm bin tim cn in cm khi lp i din b mt kim loi th:

A) B mt cm bin phi cch 2 ln tm pht hin.B) B mt cm bin phi cch 3 ln tm pht hin.C) B mt cm bin phi cch 4 ln tm pht hin.D) B mt cm bin phi cch 5 ln tm pht hin.

p n BCu 80 Cm bin tim cn in cm:

7/30/2019 THI TRC NGHIM CM BIN

13/17

A) Khng c khu vc m.B) Khng ph thuc mu sc, b mt vt.C) Chu nh hng bi vng in t mnh.D) C 3 p n u ng.

p n DCu 81 Cm bin tim cn in cm:

A) C khu vc m.B) Khng ph thuc mu sc, b mt vt.C) Khng b nh hng bi vng in t mnh.D) C 3 p n u ng.

p n BCu 82 Cm bin tim cn in cm:

A) C khu vc m.

B) B ph thuc mu sc, b mt vt.C) Khng b nh hng bi vng in t mnh.D) C 3 p n u sai.

p n DCu 83 Capacitive Proximity Sensor l:

A) Cm bin tim cn loi in cm.B) Cm bin tim cn loi in dung.C) Cm bin tim cn loi siu mD) C 3 p n u sai.

p n BCu 84 Cm bin tim cn loi in dung:

A) Pht hin c i tng khng phi l kim loiB) Pht hin c i tng l kim loi.C) Khng cn phi tip xc vi i tng.D) C 3 p n u ng.

p n D

Cu 85Cm bin tim cn loi in dung c cu trc gm bao nhiu thnh phnc bn chnh:

A) 3B) 4C) 5D) 6

p n BCu 86 Cm bin tim cn loi in cm c cu trc bao gm:

A) B phn cm bin, mch dao ng, mch ghi nhn tn hiu, mch logic,mch ng ra.

B) B phn cm bin, mch dao ng, mch ghi nhn tn hiu, mch ng raC) B phn cm bin, mch dao ng, mch ghi nhn tn hiu, cun dy v

li Ferit, mch ng ra.

7/30/2019 THI TRC NGHIM CM BIN

14/17

D) B phn cm bin, mch dao ng, mch ghi nhn tn hiu, mch phttn hiu, mch ng ra.

p n BCu 87 Cm bin tim cn loi in cm c thit k to ra mt vng:

A) in trng.B) T trng.C) in t trng.D) C 3 p n u sai.

p n A

Cu 88Khi vt xut hin trong vng ca cm bin tim cn loi in dung, bin ca sng dao ng:

A) Khng thay i.B) Tng ln.

C) Gim i.D) C 3 p n u sai.

p n BCu 89 Cm bin tim cn loi in dung c th pht hin c:

A) Nc.B) Kim loi.C) Vt liu nh nh.D) C 3 p n u ng.

p n D

Cu 90 Cm bin tim cn loi in dung, khng th pht hin c:A) Khng kh.B) Cht lng trong bnh thy tinh.C) G.D) Nha.

p n ACu 91 Cm bin tim cn in dung loi Shielded:

A) C th lp t ngang vi b mt lm vic.B) C th lp t cao hn b mt lm vic.

C) C th lp t thp hn b mt lm vic.D) C th lp trong vng m t

p n ACu 92 Cm bin tim cn in cm loi Unshielded:

A) C th lp t ngang vi b mt lm vic.B) C th lp t cao hn b mt lm vic.C) C th lp t thp hn b mt lm vic.D) C th lp trong vng m t

p n BCu 93 Cm bin tim cn in cm loi Shielded:

A) C th lp trong vng m t

7/30/2019 THI TRC NGHIM CM BIN

15/17

B) C th lp t cao hn b mt lm vic.C) C th lp t thp hn b mt lm vic.D) C 3 p n u sai.

p n D

Cu 94 Cm bin tim cn in dung:A) Khng c khu vc m.B) C th cm nhn c vt dn in v khng dn in.C) Chu nh hng bi m.D) C 3 p n u ng.

p n DCu 95 Cm bin tim cn in dung:

A) C khu vc m.B) Khng th cm nhn c vt dn in v khng dn in.

C) Khng b nh hng bi m.D) C 3 p n u ng.

p n BCu 96 Cm bin tim cn in cm:

A) C khu vc m.B) Khng pht hin c vt nh nh.C) Khng b nh hng bi m.D) C 3 p n u sai.

p n D

Cu 97 Ultrasonic proximity sensor l:A) Cm bin tim cn loi in cm.B) Cm bin tim cn loi in dung.C) Cm bin tim cn loi siu m.D) C 3 p n u sai.

p n C

Cu 98Cm bin tim cn loi siu m c cu trc gm bao nhiu thnh phn c

bn chnh:A) 3B) 4C) 5D) 6

p n BCu 99 Cm bin tim cn loi in cm c cu trc bao gm:

A) B phn pht v nhn sng siu m, b phn so snh, mch pht hin,mch dao ng, mch in ng ra.

B) B phn pht v nhn sng siu m, mch dao ng, mch ghi nhn tnhiu, mch in ng ra

C) B phn pht v nhn sng siu m, b phn so snh, mch pht hin,mch in ng ra.

7/30/2019 THI TRC NGHIM CM BIN

16/17

D) B phn pht v nhn sng siu m, b phn so snh, mch pht hin,mch dao ng, mch in ng ra.

p n CCu 100 Cm bin tim cn siu m:

A) C khu vc m.B) Thng ng dng o khong cch.C) C th iu chnh khong cch pht hin.D) C 3 p n u ng.

p n DCu 101 Cm bin tim cn siu m:

A) Khng c khu vc m.B) Thng ng dng o khong cch.C) Khng th iu chnh khong cch pht hin.

D) C 3 p n u sai.p n BCu 102 Cm bin tim cn siu m:

A) Khng c khu vc m.B) Thng ng dng o khong cch.C) Khng th iu chnh khong cch pht hin.D) C 3 p n u ng.

p n BCu 103 Cm bin tim cn siu m:

A) C khu vc m.B) Khng th ng dng o khong cch.C) Khng th iu chnh khong cch pht hin.D) C 3 p n u ng.

p n ACu 104 Cm bin tim cn siu m:

A) Khng ph thuc mu sc hay b mt i tng.B) C th pht hin c vt phn x nh sng.C) Chu nh hng bi sng m thanh tp m.D) C 3 p n u ng.

p n DCu 105 Cm bin tim cn siu m:

A) Khng ph thuc mu sc hay b mt i tng.B) Khng th pht hin c vt phn x nh sng.C) Khng b nh hng bi sng m thanh tp m.D) C 3 p n u ng.

p n ACu 106 Cm bin tim cn siu m:

A) Ph thuc mu sc hay b mt i tng.B) Khng th pht hin c vt phn x nh sng.

7/30/2019 THI TRC NGHIM CM BIN

17/17

C) B nh hng bi sng m thanh tp m.D) C 3 p n u ng.

p n CCu 107 Cm bin tim cn siu m:

A) Ph thuc mu sc hay b mt i tng.B) Khng th pht hin c vt phn x nh sng.C) Khng b nh hng bi sng m thanh tp m.D) C 3 p n u sai.

p n DCu 108 Cm bin tim cn siu m:

A) Ph thuc mu sc hay b mt i tng.B) C th pht hin c vt phn x nh sng.C) Khng b nh hng bi sng m thanh tp m.

D) C 3 p n u sai.p n B