TN 11th Question Paper 2023 Basic Civil Engineering

Tamil Nadu
State Board

2023
QUESTION
PAPER

No. of Printed Pages : 7
6784
!6784IstYearBasicCivilEngineering! £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_¨£v¨¤À 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®.
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.

£Sv & I / PART - I

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

(ii) öPõkUP¨£mkÒÍ ©õØÖ ÂøhPÎÀ ªPÄ® Hئøh¯ Âøhø¯z
÷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.

6784 2

1. 308-608 •U÷Põn ©mhzvß }Í® __________.

(A) 30 ö\.«. (B) 25 ö\.«. (C) 35 ö\.«. (D) 20 ö\.«.
Length of 308-608 set-square is __________.

(a) 30 cm (b) 25 cm (c) 35 cm (d) 20 cm

2. ö£õxÁõP __________ GÊzxUPÒ ö£õÔ°¯À Áøµ£hzvÀ £¯ß£kzu¨£k&
QßÓÚ.
(A) ö\[Szx (B) ]Ô¯ (C) \õ´Ä (D) ö£›¯
Generally __________ letters are used in engineering drawing.

(a) Vertical (b) Small (c) Inclined (d) Capital

3. __________ GßÓ ö©ßö£õ¸Ò }º Â{÷¯õPzvØS®, }º ÷©»õsø©US®
£¯ß£kQÓx.
(A) GÚºâ¤Íì (B) ã÷¯õ (C) ìhõm ¨÷µõ (D) AUSÁõ ++
__________ Software is used for water distribution and water management.

(a) ENERGY+ (b) GEO (c) STAAD PRO (d) AQUA++

4. Bm÷hõ÷Pm £¯ß£kzv Ámh® Áøµ¯ __________ ÁÈ•øÓPÒ EÒÍÚ.
(A) BÖ (B) I¢x (C) ‰ßÖ (D) |õßS
There are __________ methods to draw a circle in AutoCAD.

(a) Six (b) Five (c) Three (d) Four

5. £iĨ£õøÓ Gߣx •ØÔ¾® __________ ÁøP¯õS®.
(A) Cøn Hk Aø©¨¦ £õøÓ (B) AkUS Aø©¨¦ £õøÓ
(C) ]¼]¯ì £õøÓ (D) AkUS Aø©¨¤À»õ¨ £õøÓ
Sedimentary rocks are distinctly __________.

(a) Foliated rocks (b) Stratified rocks

(c) Silicious rocks (d) Unstratified rocks

3 6784

6. Pmk©õÚz xøÓ°À £¯ß£kzu¨£mkÁ¸® ö\[PÀ¼ß AÍÄ __________.
(A) 230 ª.«×110 ª.«×76 ª.«
(B) 230 ª.«×100 ª.«×100 ª.«
(C) 200 ª.«×100 ª.«×110 ª.«
(D) 230 ª.«×90 ª.«×90 ª.«
The size of brick used in construction industry is __________.
(a) 230 mm×110 mm×76 mm
(b) 230 mm×100 mm×100 mm
(c) 200 mm×100 mm×110 mm
(d) 230 mm×90 mm×90 mm

7. C¢v¯õÂÀ ö\¯ØøP ]ö©sm __________ B® Bsk •uß •u¼À u¯õ›UP¨&
£mhx.
(A) 1904 (B) 1900 (C) 1914 (D) 1940
The Artificial cement was manufactured in India in the year __________.
(a) 1904 (b) 1900 (c) 1914 (d) 1940

8. J¸ \©¯zvÀ __________ US ©mk® P»øÁ ö\´uÀ ]Ó¢ux.
(A) 3 ‰møhPÒ (B) 5 ‰møhPÒ (C) 1 ‰møh (D) 2 ‰møhPÒ
It is advisable to prepare cement mortar for __________ at a time.
(a) 3 bags (b) 5 bags (c) 1 bag (d) 2 bags

9. ÷uUS ©µzvß Gøh __________.
(A) 5500 {/«3 (B) 6600 {/«3 (C) 7700 {/«3 (D) 4400 {/«3
The weight of teak wood is __________.
(a) 5500 N/m3 (b) 6600 N/m3 (c) 7700 N/m3 (d) 4400 N/m3

10. PÀ _snõ®¤À PõÀ]¯® BUø\iß AÍÄ __________ EÒÍx.
(A) 85% (B) 50% (C) 95% (D) 70%
The content of calcium oxide in fat lime is __________.

(a) 85% (b) 50% (c) 95% (d) 70%

6784 4

11. §ª Avºa]°¼¸¢x £õxPõUP £¯ß£k® AìvÁõµ® :
(A) ÷\º¢u AìvÁõµ® (B) _Áº AìvÁõµ®
(C) uÛzu AìvÁõµ® (D) öuõhº AìvÁõµ®
Foundation provided to protect from earthquake is __________.
(a) Combined footing (b) Wall footing
(c) Isolated footing (d) Continuous footing

12. öÁΨ¦Ó _ÁºPÎß ‰ø»PÎÀ £¯ß£kzu¨£k® PÀ¼ß ö£¯º __________.
(A) ‰ø»UPÀ (B) Põºö£À
(C) öÁu›[ (D) ]À ©mh®
The name of the stone used in external corner is __________.
(a) Quoin stone (b) Corbel stone
(c) Weathering stone (d) Sill stone

13. __________ US® SøÓÁõP EÒÍ ~øÇÁõ°ÀPÎÀ ö\[PÀ¼ÚõÀ Aø©UP¨£k®
¼shÀPÒ £¯ß£kQÓx.
(A) 3 « (B) 1 « (C) 0.5 « (D) 2 «
Brick lintels are used when the opening is less than __________.
(a) 3m (b) 1m (c) 0.5 m (d) 2m

14. möµmiß öÁÎ÷¯ }mi öPõsi¸US® £SvUS __________ GßÖ ö£¯º.
(A) øP¨¤i (B) \õL¤m (C) øÁshº (D) ÷|õ][
The outer projection of a tread is known as __________.
(a) Hand rail (b) Soffit (c) Winder (d) Nosing

15. RÌUPshÁØÖÒ JØøÓU Tøµ ÁøPPÎÀ CÀ»õux Gx ?
(A) SÖUS Âmh Tøµ
(B) J¸¦Ó® \›¢u Tøµ
(C) Á¾Åmh¨£mh PØPõøµ Tøµ
(D) C¸¦Ó® \›¢u Tøµ
Which is the following is not a single roof type ?
(a) Collar beam roof
(b) Lean-to-Roof
(c) Reinforced cement concrete (RCC)

(d) Couple Roof

5 6784

£Sv & II / PART - II
SÔ¨¦ : GøÁ÷¯Ý® £zx ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÂÚõ Gs 28 &US
Pmhõ¯©õP Âøh¯ÎzuÀ ÷Ásk®. 10x3=30
Note : Answer any ten questions. Question No. 28 is Compulsory.

16. ö£õÔ°¯À Áøµ£h® GßÓõÀ GßÚ ?
What do you mean by Engineering drawing ?

17. £›©õnªkuø» Áøµ¯Özx, Auß •øÓPøÍ GÊxP.
Define Dimensioning and write its methods.

18. Bm÷hõ÷Pm (AUTOCAD) GßÓõÀ GßÚ ?
What is AUTOCAD ?

19. ÷ím][ PmhøÍ°ß £¯ß GßÚ ?
What is the use of Hatching Command ?

20. ¦Â Aø©¨¤¯À ußø©ø¯¨ ö£õ¸zx £õøÓPÎß ÁøPPøÍ GkzxUPõmkhß
GÊxP.
Write about the types of geological classification of rocks with examples.

21. ö\[PÀø» G›zuÀ GßÓõÀ GßÚ ?
What is burning of bricks ?

22. ]ö©smiÀ EÒÍ uµ[PÒ ¯õøÁ ?
What are the grades of cement ?

23. P»øÁ – Áøµ¯ÖUPÄ®.
Define Mortar.

24. PõßR›miÀ EÒÍ ‰»¨ö£õ¸mPÒ ¯õøÁ ?
List the ingredients of concrete.

25. ©µzøu¨ £u¨£kzxu¼ß ÷|õUP[PÒ ¯õøÁ ?

What are the objectives of seasoning of timber ?

6784 6

26. yUS Ssk ¡À, Cµ\©mh®, P°Ö ©ØÖ® Bo BQ¯ÁØÔß £¯ßPÒ
¯õøÁ ?
What are the uses of plumb Bob, Spirit level and Line and Pin ?

27. øµì ©ØÖ® øµ\ºPÐUS Cøh÷¯¯õÚ ÷ÁÖ£õkPÒ ¯õøÁ ?
Distinguish between rise and riser.

28. §mkPÎß ÁøPPÒ ¯õøÁ ?
Write the types of locks.

£Sv & III / PART - III
SÔ¨¦ : GøÁ÷¯Ý® I¢x ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÂÚõ Gs 35 &US
Pmhõ¯©õP Âøh¯ÎUP ÷Ásk®. 5x5=25
Note : Answer any five questions, Question No. 35 is Compulsory.

29. Áøµ£h¨ £»øPø¯ Áøµ¢x Auß £õP[PøÍU SÔ¨¤kP.
Draw the sketch of a drawing board and mention its parts.

30. ö\¯ØøP ]ö©sm £ØÔ Â›ÁõP GÊuÄ®.
Write in detail about artificial cement.

31. ©µ[PÎß ÁøPPÒ ¯õøÁ ? AÁØÔÀ H÷uÝ® Cµsøh ÂÁ›UPÄ®.
What are the types of trees ? Explain any two.

32. C¢v¯ uµU Pmk¨£õmiߣi _snõ®¤ß ÁøPPøÍ ÂÍUSP.
Explain the IS classification of lime.

33. _Áº AìvÁõµzøu¨ £hzxhß ÂÍUSP.
Explain wall foundation with a neat sketch.

34. Bº.].]. uÍ[PÒ £ØÔ ÂÁ›UPÄ®.
Explain RCC Floors.

35. áßÚÀPÎß ÁøPPøÍ ÂÍUSP.
Explain about types of windows.

7 6784

£Sv & IV / PART - IV

SÔ¨¦ : AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. ÷uøÁ¯õÚ Ch[PÎÀ £h®
ÁøµP. 2x10=20
Note : Answer all the questions. Draw neat sketches wherever necessary.

36. (A) ]ÖÁøµÄ¨ ö£õÔø¯¨ £hzxhß ÂÍUSP.
AÀ»x
(B) Bè»õº Pmk ÷Áø»°ß ÁøPPÒ ¯õøÁ ? AÁØÖÒ H÷uÝ® CµsiøÚ
ÂÁ›UPÄ®.
(a) Explain a mini-drafter with a neat sketch.
OR
(b) What are the types of ashlar masonry ? Explain any two.

37. (A) PõßQŸmøh £u¨£kzxuÀ £ØÔ ÂÍUSP.
AÀ»x
(B) BØÖ ©n¾US®, EØ£zv ©n¾US® EÒÍ ÷ÁÖ£õkPøÍU TÖP.
(a) Explain about curing of concrete.
OR
(b) What are the differences between River sand and M. sand ?

-o0o-