TN 12th Question Paper 2024 Basic Civil Engineering

TN PUBLIC EXAM

QUESTION
PAPER
2024

No. of Printed Pages : 8
7484
!7484BasicCivilEnginee! £vÄ Gs
Register Number

Part III — Vocational Subjects
Ai¨£øhU Pmhh¨ ö£õÔ°¯À
BASIC CIVIL ENGINEERING
( uªÌ ©ØÖ® B[Q» ÁÈ / Tamil & English Version )

Põ» AÍÄ : 3.00 ©o ÷|µ® ] [ ö©õzu ©v¨ö£sPÒ : 90
Time Allowed : 3.00 Hours ] [ Maximum Marks : 90

AÔÄøµPÒ : (1) AøÚzx ÂÚõUPЮ \›¯õP £vÁõQ EÒÍuõ GߣuøÚ \›£õºzxU
öPõÒÍÄ®. Aa_¨£vÂÀ SøÓ°¸¨¤ß AøÓU PsPõo¨£õÍ›h®
EhÚi¯õPz öu›ÂUPÄ®.
(2) }»® AÀ»x P¸¨¦ ø©°øÚ ©mk÷© GÊxÁuØS®
AiU÷PõikÁuØS® £¯ß£kzu ÷Ásk®. £h[PÒ ÁøµÁuØS
ö£ß]À £¯ß£kzuÄ®.
(3) PõÀS÷»mhº £¯ß£kzxÁx AÝ©vUP¨£kQÓx.
Instructions : (1) Check the question paper for fairness of printing. If there is any lack of fairness,
inform the Hall Supervisor immediately.
(2) Use Blue or Black ink to write and underline and pencil to draw diagrams.
(3) Use of Calculator is permitted.

£Sv & I / PART - I

SÔ¨¦ : (i) AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. 15x1=15

(ii) öPõkUP¨£mkÒÍ ©õØÖ ÂøhPÎÀ ªPÄ® Hئøh¯ Âøhø¯
÷uº¢öukzxU SÔ±mkhß Âøh°øÚ²® ÷\ºzx GÊuÄ®.
Note : (i) Answer all the questions.
(ii) Choose the most appropriate answer from the given four alternatives and write
the option code and the corresponding answer.

[ v¸¨¦P / Turn over

7484 2

1. A¾ªÛ¯zvß E¸S {ø» __________.
(A) 8568C (B) 6588C (C) 8658C (D) 5688C
The melting point of Aluminium is __________.
(a) 8568C (b) 6588C (c) 8658C (d) 5688C

2. J¸ SÇõ°À Eµõ´ÂÚõÀ HØ£k® BØÓÀ CǨ¤øÚ __________ GßÓ
SÔ±mhõÀ SÔ¨¤h¨£kQÓx.
(A) Q (B) hf (C) V (D) fh
Head loss due to friction in a pipe is denoted by __________.
(a) Q (b) hf (c) V (d) fh

3. EnÄ Esq® AøÓø¯ __________ US A¸QÀ Aø©zuÀ ÷Ásk®.
(A) Sί»øÓ (B) uõÌÁõµ®
(C) \ø©¯»øÓ (D) £kUøP AøÓ
Dining hall should be placed adjacent to the __________.
(a) bathroom (b) verandah
(c) kitchen (d) bedroom

4. y¯ }›ß Ahºzv __________.
(A) 1500 Q.Q/PÚ «mhº (B) 2000 Q.Q/PÚ «mhº
(C) 2500 Q.Q/PÚ «mhº (D) 1000 Q.Q/PÚ «mhº
Density of pure water is __________.
(a) 1500 kg/m3 (b) 2000 kg/m3
(c) 2500 kg/m3 (d) 1000 kg/m3

5. Lö£÷µõ ]ö©sm Gߣx __________ _ÁºPÎß Á¾Åmh¨£mh PØPõøµ
Pmk©õÚ®.
(A) Cµmøh (B) ö©À¼¯ (C) uk¨¦ (D) uizu
Ferro cement is defined as a __________ walled reinforced concrete construction.
(a) Double (b) Thin (c) Cross (d) Thick

3 7484

6. Sί»øÓ, \ø©¯»øÓ ©ØÖ® øP PÊÄ® öuõmi ÷£õßÓÁØÔ¼¸¢x
öÁÎ÷¯Ö® vµÁU PÈÄ __________.
(A) öÁÒÍ }º (B) ^÷Áä (C) ÷\Ö (D) \À÷»ä
The liquid wastes from bathrooms, kitchen, wash basin is __________.
(a) Storm water (b) Sewage (c) Sludge (d) Sullage

7. uÛ |£º Ãmk E£÷¯õP usp›ß £›¢xøµ __________.
(A) 180 ¼/J¸ |õÒ (B) 270 ¼/J¸ |õÒ
(C) 125 ¼/J¸ |õÒ (D) 135 ¼/J¸ |õÒ
The standard recommendation of the quantity of water required for domestic purpose is
__________.
(a) 180 L/day (b) 270 L/day
(c) 125 L/day (d) 135 L/day

8. Ái}º (Distilled Water) £õxPõ¨£õÚx HöÚÛÀ __________.
(A) ~sq°›¯À ©ØÖ® ÷Áv°¯À •øÓ°À y´ø©¯õÚx
(B) ~sq°›¯À Ÿv¯õP y´ø©¯õÚx
(C) ~sq°›¯À Ÿv¯õP y´ø©¯õÚx BÚõÀ ÷Áv°¯À •øÓ°À
y´ø©¯õÚx AÀ»
(D) ÷Áv°¯À •øÓ°À y´ø©¯õÚx
Distilled water is safe water as it is :
(a) Bacteriologically and Chemically pure
(b) Bacteriologically pure
(c) Bacteriologically pure and Chemically not pure
(d) Chemically pure

9. ¦Â°ß ÷©Ø£µ¨¤¾ÒÍ £À÷ÁÖ ö£õ¸mPÎß J¨£õÚ {ø»PøÍ AÔ¯
yµ[PÒ ©ØÖ® ÷Põn[PøÍ AÍUS® •øÓ __________ GÚ¨£kQÓx.
(A) mµõÁº][ (B) £›©õn®
(C) ©mh AÍUøP (D) {» AÍøÁ
The determination of the relative positions of the object on the Earth’s surface by making
linear and angular measurement is called __________.
(a) Traversing (b) Dimension
(c) Levelling (d) Surveying

[ v¸¨¦P / Turn over

7484 4

10. Jΰ¯À \xµzvß Bµ® __________.
(A) 80 ª.«. (B) 50 ª.«. (C) 150 ª.«. (D) 125 ª.«.
The radius of Optical Square is __________.
(a) 80 mm (b) 50 mm (c) 150 mm (d) 125 mm

11. \õø» Aøh¯õÍ[PÒ __________ ¤›ÄPÍõP ÁøP¨£kzu¨£kQßÓÚ.
(A) |õßS (B) Cµsk (C) I¢x (D) ‰ßÖ
The road signs are classified into __________ categories.
(a) four (b) two (c) five (d) three

12. wø© HØ£kzx® £õUj›¯õUPøÍ APØÓ S÷Íõ›ß ÷\ºUS® _zvP›¨¦ •øÓ
__________ .

(A) A÷µõ¤U •øÓ (B) Q¸ªPøÍ }USuÀ
(C) AÚ÷µõ¤U •øÓ (D) QͺÅUPa ÷\Ö
The treatment process by which the pathogenic bacteria can be removed by adding chlorine
is __________.
(a) Aerobic process (b) Disinfection
(c) Anaerobic process (d) Activated sludge

13. u[P |õØPµzvß Jmkö©õzu }Í® __________.
(A) 5600 Q.«. (B) 5646 Q.«. (C) 4665 Q.«. (D) 6546 Q.«.
The overall length of the Golden Quadrilateral is __________.

(a) 5600 km (b) 5646 km (c) 4665 km (d) 6546 km

14. __________ §P®£zvß AÍøÁ AÍUP EuÄ® AÍÁõS®.

(A) ›Uhº AÍÄ (B) ö©m›U AÍÄ
(C) ö©m›U AÀ»õu AÍÄ (D) £÷¯õö©m›U AÍÄ
__________ is used to measure an Earthquake‘s Magnitude.
(a) Richter scale (b) Metric scale
(c) Non-Metric scale (d) Bio-Metric scale

5 7484

15. ¦¯À Gߣøu SÔUS® ø\U÷»õß GßÓ Áõºzøu, ø\U÷»õì GßÓ __________
Áõºzøu°¼¸¢x E¸ÁõÚx.
(A) ì÷£Ûè (B) B[Q» (C) ¤öµga (D) Q÷µUP
Cyclone is the derivative of the __________ word Cyclos.

(a) Spanish (b) English (c) French (d) Greek

£S-v & II / PART - II
SÔ¨¦ : H÷uÝ® £zx ÂÚõU- P - Ð US Âøh- ¯ - Î U- P - Ä ®. ÂÚõ Gs 28 &US
Pm-hõ-¯-©õP Âøh-¯-ÎzuÀ ÷Ásk®. 10x3=30
Note : Answer any ten questions. Question No. 28 is Compulsory.

16. x¨¦µÂß ÷|õUP® ¯õx ?
What is the purpose of Sanitation ?

17. }º Buõµ[PÎß ö£¯ºPøÍz uµÄ®.
Name the various sources of water.

18. ©mh AÍUøP – Áøµ¯ÖUPÄ®.
Define Levelling.

19. Gg]²ÒÍ S÷Íõ›ß GßÓõÀ GßÚ ? AuøÚ GÆÁõÖ PshÔ¯»õ® ?
What is residual chlorine ? How will you determine it ?

20. |õº Á¾Åmh¨£mh PØPõøµ°À £¯ß£kzu¨£k® ]» |õº ö£õ¸mPøÍU TÖP.
State the few fibres used in fibre reinforced concrete.

21. x¸¨¤iUPõu GLS £ØÔ ]Ö SÔ¨¦ ÁøµP.
Write short notes on Stainless steel.

22. öÁÒͨ ö£¸UQß ÂøÍÄPÒ H÷uÝ® ‰ßÔøÚ GÊxP.
Write any three effects of flood.

[ v¸¨¦P / Turn over

7484 6

23. Aq\Uv ÷£µÈÄ GßÓõÀ GßÚ ?
What is Nuclear disaster ?

24. GøÁ÷¯Ý® ‰ßÖ £õ´©zvß ußø©PøÍU TÖP.
State any three properties of fluids.

25. ö|kg\õø» ÂÍUSPÎß |ßø©PøÍU TÖP.
State the benefits of highway lighting.

26. Põm] yµ® GßÓõÀ GßÚ ?
What is meant by sight distance ?

27. }ºa_ø© •øÓ°ß |ßø©PÒ ¯õøÁ ?
What are the merits of water carriage system ?

28. Ãmk Áøµ£hzvÀ Ch®ö£Ó ÷Ási¯ £µ[Pøͨ £mi¯¼kP.
List the details to be included in the house plan.

£S-v & III / PART - III
SÔ¨¦ : GøÁ-÷¯-Ý® I¢x ÂÚõU-P-ÐUS Âøh-¯-ÎU-P-Ä®. ÂÚõ Gs 35 &US
Pm-hõ-¯-©õP Âøh-¯-ÎU-P ÷Ásk®. 5x5=25
Note : Answer any five questions. Question No. 35 is Compulsory.

29. {»UP›a \õ®£À ö\[PØPÎß AÝT»[PÒ ©ØÖ® ¤µvT»[PÒ ¯õøÁ ?
What are the advantages and disadvantages of fly ash bricks ?

30. ö£õx }º Â{÷¯õPz vmhzvß ÷|õUP[PÒ ¯õøÁ ?
What are the objectives of Public Water Supply Schemes ?

31. \õø» £zxPÐUPõÚ Põµn[PÒ ¯õøÁ ?
What are the causes of road accidents ?

7 7484

32. £õŸ\ \õ¢vß AÝT»[PÒ ¯õøÁ ?
What are the advantages of Plaster of Paris ?

33. ÁiPmkuÀ Gߣøu Áøµ¯ÖUPÄ®. Auß ö\¯ÀPøͨ £mi¯¼kP.
Define filtration and list the actions involved in it.

34. \õø»÷¯õµ ©µ÷ÁÍõsø© £ØÔ _¸UP©õP GÊxP.
Write briefly about Road Arboriculture.

35. ø©¯Â»US CøÓøÁ, £›©õØÖ CøÓøÁ – J¨¤kP.
Compare Centrifugal pump and Reciprocating pump.

£S-v & IV / PART - IV
SÔ¨¦ : AøÚz-x ÂÚõU-P-ÐU-S® Âøh-¯-ÎU-P-Ä®. ÷uøÁ¯õÚ Ch[PÎÀ £h®
ÁøµP. 2x10=20

Note : Answer all the questions. Draw neat sketches wherever required.

36. (A) ÂøµÄ ©nÀ ÁiPmi°ß Aø©¨¦ ©ØÖ® Ax ÷Áø» ö\´²® ÂuzvøÚ¨
£hzxhß ÂÁ›UPÄ®.
AÀ-»-x
(B) 100 ª.«. Âmh•®, 120 « }Í•® öPõsh J¸ SÇõ°ß ÁÈ÷¯ }º ÂÚõiUS
3 « vø\ ÷ÁPzvÀ KiUöPõsi¸UQÓx GÛÀ, AUSÇõ°À Eµõ´ÂÚõÀ
HØ£k® BØÓÀ CǨø£U PnUQkP. hõº]°ß Áõ´£õmiÀ Eµõ´Ä
SnP® 0.002 GÚU öPõÒP.
(a) Explain the construction and working of a Rapid sand filter with a neat sketch.
OR
(b) Water flows through a pipe of 100 mm diameter and 120 m long with a velocity of
3 m/sec. Find the loss of head due to friction by using Darcy’s formula. Take the
friction factor as 0.002.

[ v¸¨¦P / Turn over

7484 8

37. (A) ©Ûu ö|›\¾UPõÚ Põµn[PÒ, ÂøÍÄPÒ ©ØÖ® •ßöÚa\›UøP
|hÁiUøPPÒ £ØÔ GÊxP.
AÀ-»-x
(B) ©mh AÍUøP SÔ¨¦¨ ¦zuPzvß J¸ £UP® R÷Ç öPõkUP¨£mkÒÍx.
AvÀ EÒÍ AøÚzx ¦ÒÎPÐUS® SøÓUP¨£mh ©mhzøu H÷uÝ® J¸
•øÓ°À PõsP. PnURkPøÍ \›£õºUPÄ®. ©mhUSÔ°ß SøÓUP¨£mh
©mhzøu +25.000 « GÚU öPõÒP.

¦ÒÎ BS IS FS SÔ¨¦PÒ
A 1.120 BM
.
B 1.650
C 1.750
D 1.200 2.900 CP1
E 1.660
F 2.520
G 0.900 3.250 CP2
H 1.560 2.100
I 2.200

(a) Write the causes, effects and precautions to be taken for human stampede.
OR
(b) The page of a level book is given below. Calculate the RL of all the points by any one of
the methods. Apply usual checks. Assume the RL of BM as +25.000 m.

Station BS IS FS Remarks
A 1.120 BM
B 1.650
C 1.750
D 1.200 2.900 CP1
E 1.660
F 2.520
G 0.900 3.250 CP2
H 1.560 2.100
I 2.200

-oOo-

QUESTION PAPERS
GET PREVIOUS YEAR QUESTION PAPERS FOR ALL CLASSES FOR CBSE, ISCSE, ISC AND ALL ALL
STATE BOARDS HERE AT

Andhra Pradesh Board Question Papers
BOARD
WISE Assam Board Question Papers
Bihar Board Question Papers
Chhattisgarh Board Question Papers
Goa Board Question Papers
Gujarat Board Question Papers
Haryana Board Question Papers
Himachal Pradesh Board Question Papers
J&K State Board Question Papers
Jharkhand Board Question Papers
Karnataka Board Question Papers
Kerala Board Question Papers
Madhya Pradesh Board Question Papers
Maharashtra State Board Question Papers
Manipur Board Question Papers
Meghalaya Board Question Papers
Mizoram Board Question Papers
Nagaland Board Question Papers
Orissa Board Question Papers
Punjab Board Question Papers
Rajasthan Board Question Papers
Tamil Nadu Board Question Papers
Telangana State Board Question Papers
Tripura Board Question Papers
Uttarakhand Board Question Papers
Uttar Pradesh (UP) Board Question Papers
West Bengal (WB) Board Question Papers