TN 12th Question Paper 2022 Basic Civil Engineering

No. of Printed Pages : 7
5984
!5984BasicCivilEnginee! £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.

5984 2

1. ö£õ-x-ÁõP Á›-ø\ Ãk-PÒ __________ Pm-h¨-£-k-Qß-Ó-Ú.
(A) £nU-Põ-µº-P-ÐU-Põ-P (B) öuõ-È-»õͺ-P-ÐU-Põ-P
(C) Aµ-]-¯À-Áõ-v-P-ÐU-Põ-P (D) A¾-Á-»º-P-ÐU-Põ-P
Row houses are generally constructed for __________.
(a) Rich people (b) Labourers
(c) Politicians (d) Officers

2. En-Ä Es-q® AøÓU-S A¸QÀ __________ Aø©z-uÀ ÷Ás-k®.
(A) SÎ-¯À AøÓ (B) uõÌ-Áõ-µ®
(C) \ø©-¯-»-øÓ (D) £kUøP AøÓ
Dining hall should be placed adjacent to the __________.
(a) Bathroom (b) Verandah
(c) Kitchen (d) Bedroom

3. A¾-ª-Û-¯® __________ ©Ø-Ö® ªß-\õ-µzøu |ßS Phz-x®.
(A) JÎ (B) Sκ (C) ªPU S-κ (D) öÁ¨-£®
Aluminium is good conductor of __________ and electricity.
(a) light (b) cool (c) very cool (d) heat

4. {» AÍU-øP-°ß Ai¨-£øh ÷|õU-P® __________ u¯õ-›z-uÀ BS®.
(A) Áøµ-£-h® (B) SÔ¨-¦-PÒ
(C) SÖUS öÁm-k (D) }Í Áõmh £S-v
The primary objective of surveying is to prepare __________.
(a) Map (b) Data
(c) Cross-section (d) Longitudinal section

5. uÛ |£º Ãmk E£-÷¯õ-P us-p-›ß £›¢-x-øµ __________.
(A) 180 ¼m-hº -J¸ |õ-øÍU-S (B) 270 ¼m-hº -J¸ |õ-øÍU-S
(C) 125 ¼m-hº -J¸ |õ-øÍU-S (D) 135 ¼m-hº -J¸ |õ-øÍU-S
The standard recommendation of the quantity of water required for domestic
purpose is __________.
(a) 180 litres per capita per day (b) 270 litres per capita per day
(c) 125 litres per capita per day (d) 135 litres per capita per day

3 5984

6. }º ÁÇ[-PÀ vm-hz-vØ-PõÚ }º Buõ-µ[-PÒ __________ ÁøP-PÍõP ÁøP¨-£-kz-u¨-
£m-kÒÍ-Ú.
(A) ‰ß-Ö (B) I¢-x (C) |õß-S (D) -C-µsk
The sources from which water is obtained for water supply can be classified into
__________ types.
(a) Three (b) Five (c) Four (d) Two

7. SÎ-¯-»øÓ, \ø©-¯-»øÓ, øP PÊ-Ä® öuõmi ÷£õß-Ó-ÁØ-Ô-¼-¸¢x öÁÎ-÷¯-Ö®
vµ-ÁU-P-È-Ä __________ BS®.
(A) \À-÷»ä (B) öÁÒÍ -}º
(C) ^÷Áä (D) ÷©Ø-Psh AøÚz-x®
The liquid wastes from bathroom, kitchen, wash basin is __________.
(a) Sullage (b) Storm water
(c) Sewage (d) All the above

8. £» ©õ- i U- P m- i - h [- P - Î - ¼ - ¸ ¢x PÈ- Ä - P - ø Í ÷\P- › zx öÁÎ- ÷ ¯Ø- Ó __________
£¯ß-£-k-Q-Ó-x.
(A) JØ-øÓU SÇõ´ •øÓ (B) }ºa- _ø© •øÓ
(C) Cµm-øhU SÇõ-´ •øÓ (D) £õ-x-Põ¨-£õÚ •øÓ
The collection and conveyance of sewage from multi-storied building is in __________
of sanitation.
(a) One pipe system (b) Water carriage system
(c) Two pipe system (d) Conservancy system

9. AÊ- Q ¯ £Ç[- P Ò, ¦À, Cø»- P Ò, Põ- Q - u z xs- k - P Ò, Põ´- P - Ô - P Ò ÷£õß- Ó øÁ
Ah[-Q¯ Põ´¢u {ø»-°-¾ÒÍ PÈ-Ä-P-øÍ __________ Gß-Q-÷Óõ®.
(A) ÷\Ö (B) \À-÷»ä (C) PÈ-Ä-}º (D) S¨-ø£
__________ is the dry refuse and includes decayed fruits, grass, leaves, paper
pieces, sweepings, vegetables, etc.
(a) Sludge (b) Sullage (c) Sewage (d) Garbage

10. SøÓ¢u £¯-n yµz-vØS __________ ÷£õU-S-Á-µzx •øÓ-ø¯ ÷uº¢-öu-kU-P-»õ®.
(A) Áõß ÁÈ (B) Cµ-°À ÁÈ (C) \õ-ø»- Á-È (D) }º ÁÈ
The mode of transport preferred for small distance is __________.
(a) Air (b) Railway (c) Road (d) Water

5984 4

11. ö£õ-x¨-£-oz-x-øÓ __________ BÀ E¸-ÁõU-P¨-£m-h-x.
(A) A-÷\õ-Pº (B) hÀ-öíÍ] ¤µ-¦
(C) \¢-vµ S¨u ö©Í-›-¯º (D) öåº-åõ `›
__________ formed the public works department.
(a) King Ashoka (b) Lord Dalhousie
(c) Chandra Gupta Maurya (d) Shershah Suri

12. ÷£õU-S-Á-µzx |h-©õm-hz-v-øÚU Pm-k¨-£-kz-u-Ä®, ÁÈ-Põm-h-Ä®, Ga-\-›U-P-Ä®
£¯ß-£-kz-x-Qß-Ó \ªU-øb-P-Îß (Signals) Ás-n[-PÒ __________.
(A) -‰ß-Ö (B) |õß-S (C) BÖ (D) -I¢-x
To control the movement of traffic, to regulate and to give caution in signals
__________ colours are used.
(a) Three (b) Four (c) Six (d) Five

13. J¸ SÇõ- ° À Eµõ´-  - Ú õÀ HØ- £ - k ® BØ- Ó À CǨ- ¤ - ø Ú __________ GÚ
SÔ¨-¤-k-Q-÷Óõ®.
(A) Q (B) hf (C) V (D) f h
Head loss due to friction in a pipe is denoted by __________.
(a) Q (b) hf (c) V (d) fh

14. ö£õ-x-ÁõP §P®-£z-vß AÍ-ÂøÚ AÍUP Eu-Ä® AÍ-Ä __________.
(A) ›U-hº AÍ-Ä (B) ö©m-›U AÍ-Ä
(C) ö©m-›U AÀ-»õu AÍ-Ä-÷PõÀ (D) £÷¯õ-ö©m-›U AÍ-Ä
__________ is commonly used to measure an earthquake’s magnitude.
(a) Richter scale (b) Metric scale
(c) Non-metric scale (d) Biometric scale

15. öÁÒͨ ö£¸U-QÚ
- õÀ öuõØÖ ÷|õ´-PÒ HØ-£k
- Q
- ß-ÓÚ. CuØS Põ-µn
- ® __________ .
(A) }º ÷u[-S-uÀ (B) Av-P ©øÇ
(C) ¦¯À (D) £»z-uU PõØ-Ö
Flood causes risk of epidemics because of __________.
(a) Water logging (b) Heavy rain

(c) Cyclone (d) Strong wind

5 5984

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

16. Si-°-¸¨-¦U Pm-h-h[-P-Îß ÁøP-P-øÍ GÊxP.
List the types of residential building.

17. §øá AøÓ-ø¯¨ £ØÔ ]Ö SÔ¨¦ Áøµ-P.
Write short notes on Pooja room.

18. J¸ Ãm-iÀ Ch® ö£Ö® AøÓ-Pøͨ £m-i-¯-¼-k-P.
List the rooms in a residence.

19. SøÓ¢u Gøh PØ-Põøµ Gß-ÓõÀ GßÚ ?
What is light weight concrete ?

20. |õº Á¾-Åm-h¨-£mh PØ-Põ-øµ-°À £¯ß-£-kz-u¨-£-k® |õº ö£õ-¸m-PÒ ¯õøÁ ?
What are the fibres used in fibre reinforced concrete ?

21. {»-÷©Ø-£-µ¨¦ }º Buõ-µ[-P-Îß ö£¯º-PøÍ GÊ-x-P.
Name the various sources of surface water.

22. |a_ uøhz öuõmi Gß-ÓõÀ GßÚ ?
What is meant by Septic Tank ?

23. Aø©-Â-h® ©Ø-Ö® ö\¯À-£õ-k-Pøͨ ö£õ-¸zx \õ-ø»-P-Îß ÁøP-PÒ ¯õøÁ ?-
What are the classification of roads according to location and function ?

24. ö|kg-\õø» ÂÍU-S-P-Îß |ß-ø©-PÒ Cµs-iøÚ GÊ-x-P.
State any two benefits of highway lightings.

25. £õ´-©[-P-Îß uß-ø©-Pøͨ £m-i-¯-¼-k-P.
List out the properties of fluids.

5984 6

26. CøÓøÁ Gß-ÓõÀ GßÚ ?
What is meant by Pump ?

27. C¯Ø-øP¨ ÷£µ-È-Âß ÁøP-P-øÍ Á›-ø\¨-£-kz-x-P.
List the types of Natural Disaster.

28. öÁÒͨ-ö£-¸U-S¨ £ØÔ ]Ö SÔ¨¦ Áøµ-P.
Write short notes on Floods.

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

29. Pm-h-h¨ ö£õ-¸m-P-ÎÀ Ps-nõ-i-°ß £¯ß-PÒ ¯õøÁ ?
What are the uses of glass as building material ?

30. \©-uÍ {» AÍU-øP-ø¯-²®, ¦Â £S¨¦ {» AÍU-øP-ø¯-²® ÷ÁØ-Öø
- ©¨-£k
- z-xP
- .
Differentiate between geodetic surveying and plane surveying.

31. }›ß Pi-Úz uß-ø©-°ß ÁøP-PÒ ¯õøÁ ? ÂÍU-S-P.
What are the types of hardness of water ? Explain them.

32. }ºa_ø© •øÓ-°ß |ß-ø©-PÒ ©Ø-Ö® wø©-PÒ ¯õøÁ ?
Write the merits and demerits of water carriage system.

33. \õ-ø»-÷¯õµ ©µ ÷ÁÍõs-ø©-°ß ÷|õU-P[-PÒ H÷u-Ý® I¢-vøÚ GÊ-x-P.
Write any five purposes of Road Arboriculture.

34. ø©¯ »US CøÓøÁ ©Ø-Ö® £›-©õØÓ CøÓ-øÁ-°ß J¨-¥-k-P-ÎÀ H÷u-Ý®
I¢-vøÚ GÊ-x-P.
State any five points in comparison between Centrifugal pump and Reciprocating
pump.

35. ¦¯-¾U-PõÚ Põ-µ-n[-PøÍ ÂÍU-S-P.
Explain the causes of Cyclone.

7 5984

£Sv & IV / PART - IV
SÔ¨¦ : AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. ÷uøÁ-¯õÚ Ch[-P-ÎÀ £h®
ÁøµP. 2x10=20
Note : Answer all the questions. Draw neat sketches wherever required.

36. (A) \ø©-¯-»øÓ £ØÔ ÂÍU-S-P.
AÀ»x
(B) ©mh AÍUøP P¸- Â - ° ß Eu- Â - ² - h ß öuõ- h ºa- ] - ¯ õP GkU- P ¨- £ mh ©mh
AÍUøP ÷PõÀ AÍ-Ä-PÒ R÷Ç öPõ-kU-P¨-£m-kÒÍÚ.
1.430, 2.015, 1.005, 0.400, 3.370, 2.975, 1.415, 0.695

©m-hU-P-¸Â 4&Áx ©Ø-Ö® 8&Áx AÍ-Ä-P-ÐU-S¨ ¤ß Ch-©õØ-Ó® ö\´-¯¨-&
£m-kÒÍx. •u-»Í-Âß SøÓU-P¨-£mh ©m-h® +100.000 «. AÍÄPøÍ,
AÍÄ ¦z-u-Pz-vÀ £m-i-¯-¼mk ©Ø-øÓ¯ AÍ-Ä-P-Îß SøÓU-P¨-£mh ©m-h[-
PøÍ HØÓ CÓUP •øÓ-°À PnU-Qmk, PnU-R-k-PøÍ \›-£õºUP-Ä®.
(a) Explain about the kitchen.
OR
(b) The following staff readings were observed successively with a level
1.430, 2.015, 1.005, 0.400, 3.370, 2.975, 1.415, 0.695.
The instrument is shifted after the 4th and 8th readings. The RL of first
point is +100.000 m. Enter the reading in a field book form and reduce the
RL by Rise and Fall method. Apply usual check.

37. (A) PõØÖ ©õ-_£
- k
- u
- ¾
- U-PõÚ Põ-µn
- [-PÒ ©Ø-Ö® uk¨¦ |h-Ái
- U-øP-PøÍ ÂÍU-SP
- .
AÀ»x
(B) 150 ª.«. Âm-h-•®, 400 «m-hº }Í-•® öPõsh J¸ SÇõ-°À ÂÚõ-iUS
2.5 «m- h º vø\ ÷ÁPz- v À }º KiU öPõs- i - ¸ U- Q - Ó x. ö\ê ©õ- Ô - ¼ - ø ¯
(C) 40 GÚU-öPõsk SÇõ-°À HØ-£-k® BØ-ÓÀ CǨ-¤-øÚU Põs-P.
(a) Explain in detail the causes and preventive measures of air pollution.
OR
(b) Water flows through a pipeline 150 mm diameter and 400 m long. The
velocity of flow of water in the pipe is 2.5 m/s. Find out the loss of head in
the pipe by taking Chezy’s Constant (C) as 40.

-oOo-