Practice Solved Model paper Technical Aptitude for Coal India MT,BHEL MT and Other Exams
Technical Aptitude Question Paper with answers : Civil Engg
Competitive Exam Model Paper Technical Aptitude Civil Engineering
1. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Method) (Suitability)
A. Static formulae 1. To estimate allowable load for permissible settlement for pile
B. Dynamic formulae 2. To separate point bearing and friction bearing capacities of a
Pile
C. Static pile load test 3. To estimate allowable load for driven piles in granular soils
D. Cyclic pile load test 4. to estimate allowable load for bored piles in clays
Code:
A B C D
(a) 3 2 4 1
(b) 4 1 3 2
(c) 3 1 4 2
(d) 4 2 3 1
Ans. (b)
2. Consider the following statements:
1. Piles are provided in groups, which are connected together by a pile cap. The structure rests on top of the pile cap. The pile cap is situated below the ground level.
2. For situations where pile is subjected to upward pull, pedestal piles or under reamed piles are more suitable type of foundations.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans. (c)
3. In comparison to Atterberg limits of normal soils, the expansive soils have which of the following?
1. More liquid limit
2. Less plastic limit
3. Less shrinkage limit
4. More volumetric shrinkage
Select the correct answer using the code given below:
(a) 1, 2, 3 and 4
(b) 1, 3 and 4 only
(c) 2 and 3 only
(d) 1, 2 and4 only
Ans. (a)
4. Consider the following statements:
On addition of lime to swelling soils,
1. their liquid limit increases
2. their plastic limit increases
3. their shrinkage limit increases
4. their swelling potential decreases
Which of the statements given above are correct?
(a) 1 and 3 only
(b) 1, 2 and 4 only
(c) 2, 3 and 4 only
(d) l, 2, 3 and 4
Ans. (c)
5. Consider the following statements about the under-reamed pile in swelling soils:
On addition of lime to swelling soils,
1. Its bulb provides anchor against movement due to volume changes of soil.
2. It is a driven pile.
3. Its bulb diameter is 2.5 times its shaft diameter.
Which of the statements given above are correct?
(a) 1, 2 and 3
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1 and 3 only
Ans. (d)
6. Match List-I with List-II and select the correct answer using the code given, below the lists:
List-I List-II
(Foundation) (Demanding Situation)
A. Under-reamed piles 1. To restrict settlement of soft clays/silts
B. Floating rafts 2. To transfer the moment in between two adjacent footings
C. Combined footing 3. To restrict damages due to volume changes of swelling soils
D. Strap footing 4. When columns are very close to the property line
Code:
A B C D
(a) 3 2 4 1
(b) 4 1 3 2
(c) 4 2 3 1
(d) 3 1 4 2
Ans. (d)
7. A differential free swell test on a soil gives a value of differential free swell of 40%. What is the degree of swelling?
(a) Low
(b) Medium
(c) High
(d) Very high
Ans. (c)
8. Which factors influence the bearing capacity of a purely cohesionless soil?
1. Relative density of soil
2. Width and depth of footing
3. Unit weight of soil
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
Ans. (d)
9. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Field Test) (Suitability)
A. Plate load Test 1. To estimate bearing capacity of granular soil
B. Standard penetration test 2. To estimate ii situ strength of soft clay
C. Vane shear test 3. To identify silt from clay
D. Dilatancy test 4. To estimate bearing capacity for permissible
settlement, in clays
Code:
A B C D
(a) 4 3 2 1
(b) 2 1 4 3
(c) 4 1 2 3
(d) 2 3 4 1
Ans. (c)
10. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Test) (Utility)
A. Field Density test 1. Stress deformation characteristics
B. Plate load test 2. Compaction characteristics
C. C.B.R. test 3. Design of pavement
4. Safe load bearing capacity of soil
Code:
A B C
(a) 2 4 1
(b) 4 2 1
(c) 4 2 3
(d) 2 4 3
Ans. (d)
11. Which of the following can be ud as a map substitute?
(a) Terrestrial photographs
(b) Vertical aerial photographs
(c) Oblique aerial photographs
(d) Vertical aerial photo-mosaics
Ans. (b)
12. Match List-I with List-II and select the correct answer using the code given below the
lists:
List-I List-II
(Method) (Suitability)
A. Visual Inter pretation system 1. Creation of data bank of multi information for a
project area
B. Geographical Information System 2. Visual identification of objects from image
characteristics
C. National Remote Sensing Agency 3. Computer classification of digital image data
D. Supervised Image Classification 4. Supplier of aerial and satellite based remote
sensing data products in India
Code:
A B C D
(a) 2 1 3 4
(b) 2 1 4 3
(c) 1 3 2 4
(d) 1 4 2 3
Ans. (b)
13. Which one of the following is not strictly a method of remote sensing?
(a) Thermal and multi-spectral scanning
(b) Microwave sensing
(c) Earth resource satellite
(d) Stereoscopy
Ans. (c)
14. Consider the following bituminous surfacing:
1. SDBM
2. PMC
3. A.C.
4. S.D.
5. Mastic Asphalt (M.A.)
Which one of the following, is thee correct sequence in, increasing order with respect to their performance and wearing qualities?
(a) 4, 1, 2, 3, 5
(b) 2, 4, 1, 5, 3
(c) 4, 2, 1, 3, 5
(d) 1, 4, 3, 2, 5
Ans. (c)
15. Consider the following statements with reference to Water Bound Macadam (WBM) and Wet Mix Macadam (WMM):
1. WBM is a road mix and WMM is a plant mix.
2. WBM usually has plastic filler, while WMM has non-plastic filler.
3. WBM is a modern road mix and WMM is a traditional road mix.
Which of the statements given above is/are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 only
(d) 2 only
Ans. (a)
16. A scale of 1 inch = 50 ft. is mentioned on an old mp. What is the corresponding equivalent scale?
(a) 1 cm = 5 m
(b) 4cm = 6m
(c) lcm = l0m
(d) 1 cm = 12 m
Ans. (b)
17. The Whole Circle Bearings of lines AB and BC are 30°15’. What is the included angle ABC between the lines AB and BC?
(a) 229° 45´
(b) 89° 45´
(c) 269° 45´
(d) 90o15´
Ans. (b)
18. What is Angle ABC if B of lint AB is 40o and BB of line BC is 280°?
(a) 90°
(b) 120o
(c) 240°
(d) 20°
19. Which one of the following statements is not correct?
(a) Change point is a point denoting shifting of level
(b) For levelling work both centering and levelling of a dumpy level are prerequisite
(c) Bench Mark is a point whose R.L. is always known
(d) None of these
Ans. (d)
20. Consider the following statements about the characteristics of contours:
1. Closed contour lines with higher values inside shown a lake.
2. Contour is an imaginary line joining points of equal elevations.
3. Closely spaced contours indicate steep slope.
4. Contour lines can cross each other in case an overhanging cliff.
Which of the statements given above are correct?
(a) 2, 3 and 4
(b) 1 and 2 only
(c) 1 and 4
(d) 1, 2 and 3
Ans. (a)
21. In modal choice studies which one of the following factors influences the shape of
diversion curves?
(a) Trip purpose
(b) Trip length
(c) Income
(d) Residential density
Ans. (a)
22. Which one, of the following methods of tunnelling is employed if the strata is subaqueous?
(a) Shield tunneling
(b) Drift system
(c) Liner plate method
(d) Pilot tunnel method
Ans. (c)
23. Weishbauh Triangle method may be used for which one of the following?
(a) To carry out surface alignment of a tunnel
(b) To transfer levels underground for a tunnel
(c) To connect surface and underground tunnel surveys
(d) To connect two ends of an underground tunnel
Ans. (d)
24. How can additional access, quick removal of muck and natural ventilation in long tunnne1s be achieved?
(a) By providing jumbos and pumps
(b) By providing scaffolding and linear plates
(c) By providing adits and shafts
(d) By providing pilot tunnels and well points
Ans. (c)
25. The ‘track modulus’ is an index of measure of which of the following?
(a) Resistance due to fiction
(b) Resistance due to hear
(c Resistance due to deformation
(d) Resistance due to rolling
Ans. (c)
26. IRC code No. 37-1985 deals with which one of the following?
(a) Design of rigid pavements, taking ESWL and CI3R into account
(b) Design of rigid pavements, taking in axle load and CBR into account
(c) Design of flexible pavement, taking ESWL and CBR into account
(d) Design of flexible pavement taking cumulative axle loads and CBR into account
Ans. (d)
27. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Method) (Suitability)
A. Traffic Volume 1. Number of vehicles occupying a unit length of road at
a given instant of time
B. Traffic Density 2. Number of vehicles passing a given point on’ road in a
given unit of time in a given direction
C. Traffic Regulations 3 . Where all converging vehicles are forced to move in
one direction around a large central traffic island
(D) Rotary Intersection 4. Rules covering all aspects of control of vehicle, drivers
and fall other road users
Code:
A B C D
(a) 2 1 3 4
(b) 2 1 4 3
(c) 1 3 2 4
(d) 1 4 2 3
Ans. (c)
28. Which of the following factors are not strictly related to design of traffic rotary intersections?
1. Radius of central island
2. Weaving length’
3. Ramps and interchanges
4. Acceleration lanes
Select the correct answer using the code given below:
(a) 1 and 2
(b) 1 and 4
(c) 2 and 3
(d) 3 and 4
Ans. (d)
29. In urban transportation planning, the ‘Modal Split’ is the process of which one of the following?
(a) Staggering of working hours
(b) Segregation of fast and low modes
(c) Separation of traffic streams by flyovers
(d) Deciding the choice for a mode
30. What is the minimum turning radius for a passenger ship?
(a) 2 x ship length
(b) 3 x ship length -
(c) (1.5 x ship length) + water depth
(d) (2 x ship length) + (1.5 draft)
Ans. (a)
31. Which of the following pairs are correctly matched?
1. Vishakhapatnam: Semi-natural harbor Plymouth
2. Paradip and Mangalore: Lagoon harbour
3. New York: Natural harbour
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 Only
(d) 1, 2 and 3
Ans. (d)
32. Echo-sounding machine is used for which of the following?
1. Locating objects. On sea-shore
2. Measuring sea-surface levels
3. Determining depth of sea-bed below sea surface
4. Locating sunken objects below sea surface Select the correct answer using the code given below:
(a) 1 and 3 only
(c) 2 and 4 only
(b) 1, 2 and 3
(d) 3 and 4 only
Ans. (d)
33. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Components) (Function)
A. Keel and Bilge blocks 1. Impact absorbers of quay walls
B. Capstons and Bolards 2. Floating indicators
C. Fenders 3.Supports for ships in dry docks
D. Buoys 4. Anchorage devices for ships
Code:
A B C D
(a) 3 4 1 2
(b) 4 3 1 2
(c) 4 3 2 1
(d) 3 4 2 1
Ans. (a)
34. Mean sea level at Indian posts and harbours has generally been established based on the analysis of tidal sea water level fluctuations over which period?
(a) 10 years
(b) 16 years
(c) 19 years
(d) 25 years
Ans. (c)
35. Which of the following factors help in ensuring track modulus, in a railway track?
(a) Gauge and formation width
(b) Track. materials and sleeper density
(c) Degree of curvature and super elevation
(d) Length of rail and flange width
Ans. (b)
36. What is the hauling capacity of a railway locomotive having 4 pairs of driving wheels, carrying an axle load of 24 tonnes each? (Assume 0.166 as the coefficient of friction)
(a) 16.5 tonnes
(b) 160 tonnes
(c) 15.5 tonnes
(d) 17.0 tonnes
Ans. (b)
37. The vertical weal on tongue rail Should not exceed which one of the following?
(a) 6 mm
(b) 10 mm
(c) 12 mm
(d) 15 mm
Ans. (b)
38. Which of the following are related to maintenance of railway track?
1. Jim crow and gauge bar
2. Through packing and boxing
3. Buffer stop and sand hump
4. Creep adjustment
Select the correct answer using the code given below:
(a) 1, 2 and 3
(b) 1, 3 and 4
(c) 1, 2 and 4
(d) 2, 3 and 4
Ans. (c)
39. Match List-I with List-II and select the correct answer using the code given below the lists:
List- I List-II
(Harbour Structure) (Purpose)
A. Dolphins 1. To Protect the beach or retained earth
B. Groynes 2. To cushion to absorb shock of ship during loading
and unloading
C. Fenders 3. Mooring structure in combination with loading
Platform
D. Slipways 4. Repairing and building ship
Code:
A B C D
(a) 2 4 3 1
(b) 3 1 2 4
(c) 4 3 2 1
(d) 3 4 2 1
Ans. (b)
40. The shape number in the case of pumps refers to which one of the following?
(a) Ratio of sizes of suction pipe and delivery pipe
(b) Ratio of diameter and thickness of impeller
(c) Non dimensional farm of specific speed
(d) Ratio of angle at the inlet to the blade angle at the exit
Ans. (c)
41. Consider the following statements:
Due to aging of pipes in a pie network
(1) the roughness increases linearly with time
(2) the pipes get rusted and bent
(3) the pipes become smoother with time
Which of the statements given above is/are correct?
(a) 1 and 3
(b) 2 and 3
(c) 3 only
(d) 1 only
Ans. (d)
42. While using Darcy-Weisbach equation for estimating head loss in a pipe flow, the friction factor was misjudged by + 0%. For this case, error in estimating discharge is:
(a) + 10%
(b) + 40%
(c) - 40%
(d) - 10%
Ans. (d)
43. A 4 hr storm had 4 cm of rainfall and the resulting direct runoff was 2.0 cm. If the
Φ-index remains at the same value, the runoff due to 10 cm of rainfall in 8 hrs in the
catchments is
(a) 6.0 cm
(b) 7.5 cm
(c) 2.3 cm
(d) 2.8 cm
Ans. (a)
44. Which of the following statements is/are correct? Lining of irrigation canals has necessarily to be carried out in the reaches where the channel passes through
(1) 1 and soil
(2) coarse aggregate soil
(3) clay soil
(4) fine silt and clay
Select the correct answer using the code given below:
(a) 1 and 3 only
(b) 3 only
(c) 1 and 2 only
(d) 3 and 4only
Ans. (c)
45. The orientation of runway is decided by which factors?
(1) Maximum wind coverage and least cross winds
(2) Landing characteristics of aircr4ft
(3) Scope for future expansion
(4) Obstruction-free approaches
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 1, 2 and 3
(c) 1, 3 and 4
(d) 2, 3 and 4
Ans. (c)
46. The size of hangar in an airport is guided by which of the following
(a) Speed and direction of wind and visibility
(b) Weight of aircraft and turning needs
(c) The fuelling capacity and storage space
(d) The length, wingspan and height of aircraft
Ans. (d)
47. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Component) (Design Feature)
A. Taxiways 1. Large span structures
B. Control tower 2. Visibility all round and sound-proof
C. Hagnar 3. Turning radius
D. Apron 4. Waiting capacity for aircraft
Code:
A B C D
(a) 1 4 3 2
(b) 3 2 1 4
(c) 1 2 3 4
(d) 3 4 1 2
Ans. (b)
48. Consider the following statements
(1) Fluids of low viscosity are all irrotational
(2) Rotation of the fluid is always associated with shear stress
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans. (b)
49. Consider the following statements
(1) Hydraulically most efficient channel section for an open channel flow will carry maximum discharge for a given area of cross section
(2) For a given cross sectional area hydraulic radius is maximum when the wetted perimeter is minimum
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans. (c)
50. Flamsteed gave numbers to stars observed by him in each constellation according to
their
(a) Brilliance
(b) Altitudes
(c) Co-declinations
(d) Right ascensions
Ans. (d)
Technical Aptitude Question Paper with answers : Civil Engg
Competitive Exam Model Paper Technical Aptitude Civil Engineering
1. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Method) (Suitability)
A. Static formulae 1. To estimate allowable load for permissible settlement for pile
B. Dynamic formulae 2. To separate point bearing and friction bearing capacities of a
Pile
C. Static pile load test 3. To estimate allowable load for driven piles in granular soils
D. Cyclic pile load test 4. to estimate allowable load for bored piles in clays
Code:
A B C D
(a) 3 2 4 1
(b) 4 1 3 2
(c) 3 1 4 2
(d) 4 2 3 1
Ans. (b)
2. Consider the following statements:
1. Piles are provided in groups, which are connected together by a pile cap. The structure rests on top of the pile cap. The pile cap is situated below the ground level.
2. For situations where pile is subjected to upward pull, pedestal piles or under reamed piles are more suitable type of foundations.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans. (c)
3. In comparison to Atterberg limits of normal soils, the expansive soils have which of the following?
1. More liquid limit
2. Less plastic limit
3. Less shrinkage limit
4. More volumetric shrinkage
Select the correct answer using the code given below:
(a) 1, 2, 3 and 4
(b) 1, 3 and 4 only
(c) 2 and 3 only
(d) 1, 2 and4 only
Ans. (a)
4. Consider the following statements:
On addition of lime to swelling soils,
1. their liquid limit increases
2. their plastic limit increases
3. their shrinkage limit increases
4. their swelling potential decreases
Which of the statements given above are correct?
(a) 1 and 3 only
(b) 1, 2 and 4 only
(c) 2, 3 and 4 only
(d) l, 2, 3 and 4
Ans. (c)
5. Consider the following statements about the under-reamed pile in swelling soils:
On addition of lime to swelling soils,
1. Its bulb provides anchor against movement due to volume changes of soil.
2. It is a driven pile.
3. Its bulb diameter is 2.5 times its shaft diameter.
Which of the statements given above are correct?
(a) 1, 2 and 3
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1 and 3 only
Ans. (d)
6. Match List-I with List-II and select the correct answer using the code given, below the lists:
List-I List-II
(Foundation) (Demanding Situation)
A. Under-reamed piles 1. To restrict settlement of soft clays/silts
B. Floating rafts 2. To transfer the moment in between two adjacent footings
C. Combined footing 3. To restrict damages due to volume changes of swelling soils
D. Strap footing 4. When columns are very close to the property line
Code:
A B C D
(a) 3 2 4 1
(b) 4 1 3 2
(c) 4 2 3 1
(d) 3 1 4 2
Ans. (d)
7. A differential free swell test on a soil gives a value of differential free swell of 40%. What is the degree of swelling?
(a) Low
(b) Medium
(c) High
(d) Very high
Ans. (c)
8. Which factors influence the bearing capacity of a purely cohesionless soil?
1. Relative density of soil
2. Width and depth of footing
3. Unit weight of soil
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
Ans. (d)
9. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Field Test) (Suitability)
A. Plate load Test 1. To estimate bearing capacity of granular soil
B. Standard penetration test 2. To estimate ii situ strength of soft clay
C. Vane shear test 3. To identify silt from clay
D. Dilatancy test 4. To estimate bearing capacity for permissible
settlement, in clays
Code:
A B C D
(a) 4 3 2 1
(b) 2 1 4 3
(c) 4 1 2 3
(d) 2 3 4 1
Ans. (c)
10. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Test) (Utility)
A. Field Density test 1. Stress deformation characteristics
B. Plate load test 2. Compaction characteristics
C. C.B.R. test 3. Design of pavement
4. Safe load bearing capacity of soil
Code:
A B C
(a) 2 4 1
(b) 4 2 1
(c) 4 2 3
(d) 2 4 3
Ans. (d)
11. Which of the following can be ud as a map substitute?
(a) Terrestrial photographs
(b) Vertical aerial photographs
(c) Oblique aerial photographs
(d) Vertical aerial photo-mosaics
Ans. (b)
12. Match List-I with List-II and select the correct answer using the code given below the
lists:
List-I List-II
(Method) (Suitability)
A. Visual Inter pretation system 1. Creation of data bank of multi information for a
project area
B. Geographical Information System 2. Visual identification of objects from image
characteristics
C. National Remote Sensing Agency 3. Computer classification of digital image data
D. Supervised Image Classification 4. Supplier of aerial and satellite based remote
sensing data products in India
Code:
A B C D
(a) 2 1 3 4
(b) 2 1 4 3
(c) 1 3 2 4
(d) 1 4 2 3
Ans. (b)
13. Which one of the following is not strictly a method of remote sensing?
(a) Thermal and multi-spectral scanning
(b) Microwave sensing
(c) Earth resource satellite
(d) Stereoscopy
Ans. (c)
14. Consider the following bituminous surfacing:
1. SDBM
2. PMC
3. A.C.
4. S.D.
5. Mastic Asphalt (M.A.)
Which one of the following, is thee correct sequence in, increasing order with respect to their performance and wearing qualities?
(a) 4, 1, 2, 3, 5
(b) 2, 4, 1, 5, 3
(c) 4, 2, 1, 3, 5
(d) 1, 4, 3, 2, 5
Ans. (c)
15. Consider the following statements with reference to Water Bound Macadam (WBM) and Wet Mix Macadam (WMM):
1. WBM is a road mix and WMM is a plant mix.
2. WBM usually has plastic filler, while WMM has non-plastic filler.
3. WBM is a modern road mix and WMM is a traditional road mix.
Which of the statements given above is/are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 only
(d) 2 only
Ans. (a)
16. A scale of 1 inch = 50 ft. is mentioned on an old mp. What is the corresponding equivalent scale?
(a) 1 cm = 5 m
(b) 4cm = 6m
(c) lcm = l0m
(d) 1 cm = 12 m
Ans. (b)
17. The Whole Circle Bearings of lines AB and BC are 30°15’. What is the included angle ABC between the lines AB and BC?
(a) 229° 45´
(b) 89° 45´
(c) 269° 45´
(d) 90o15´
Ans. (b)
18. What is Angle ABC if B of lint AB is 40o and BB of line BC is 280°?
(a) 90°
(b) 120o
(c) 240°
(d) 20°
19. Which one of the following statements is not correct?
(a) Change point is a point denoting shifting of level
(b) For levelling work both centering and levelling of a dumpy level are prerequisite
(c) Bench Mark is a point whose R.L. is always known
(d) None of these
Ans. (d)
20. Consider the following statements about the characteristics of contours:
1. Closed contour lines with higher values inside shown a lake.
2. Contour is an imaginary line joining points of equal elevations.
3. Closely spaced contours indicate steep slope.
4. Contour lines can cross each other in case an overhanging cliff.
Which of the statements given above are correct?
(a) 2, 3 and 4
(b) 1 and 2 only
(c) 1 and 4
(d) 1, 2 and 3
Ans. (a)
21. In modal choice studies which one of the following factors influences the shape of
diversion curves?
(a) Trip purpose
(b) Trip length
(c) Income
(d) Residential density
Ans. (a)
22. Which one, of the following methods of tunnelling is employed if the strata is subaqueous?
(a) Shield tunneling
(b) Drift system
(c) Liner plate method
(d) Pilot tunnel method
Ans. (c)
23. Weishbauh Triangle method may be used for which one of the following?
(a) To carry out surface alignment of a tunnel
(b) To transfer levels underground for a tunnel
(c) To connect surface and underground tunnel surveys
(d) To connect two ends of an underground tunnel
Ans. (d)
24. How can additional access, quick removal of muck and natural ventilation in long tunnne1s be achieved?
(a) By providing jumbos and pumps
(b) By providing scaffolding and linear plates
(c) By providing adits and shafts
(d) By providing pilot tunnels and well points
Ans. (c)
25. The ‘track modulus’ is an index of measure of which of the following?
(a) Resistance due to fiction
(b) Resistance due to hear
(c Resistance due to deformation
(d) Resistance due to rolling
Ans. (c)
26. IRC code No. 37-1985 deals with which one of the following?
(a) Design of rigid pavements, taking ESWL and CI3R into account
(b) Design of rigid pavements, taking in axle load and CBR into account
(c) Design of flexible pavement, taking ESWL and CBR into account
(d) Design of flexible pavement taking cumulative axle loads and CBR into account
Ans. (d)
27. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Method) (Suitability)
A. Traffic Volume 1. Number of vehicles occupying a unit length of road at
a given instant of time
B. Traffic Density 2. Number of vehicles passing a given point on’ road in a
given unit of time in a given direction
C. Traffic Regulations 3 . Where all converging vehicles are forced to move in
one direction around a large central traffic island
(D) Rotary Intersection 4. Rules covering all aspects of control of vehicle, drivers
and fall other road users
Code:
A B C D
(a) 2 1 3 4
(b) 2 1 4 3
(c) 1 3 2 4
(d) 1 4 2 3
Ans. (c)
28. Which of the following factors are not strictly related to design of traffic rotary intersections?
1. Radius of central island
2. Weaving length’
3. Ramps and interchanges
4. Acceleration lanes
Select the correct answer using the code given below:
(a) 1 and 2
(b) 1 and 4
(c) 2 and 3
(d) 3 and 4
Ans. (d)
29. In urban transportation planning, the ‘Modal Split’ is the process of which one of the following?
(a) Staggering of working hours
(b) Segregation of fast and low modes
(c) Separation of traffic streams by flyovers
(d) Deciding the choice for a mode
30. What is the minimum turning radius for a passenger ship?
(a) 2 x ship length
(b) 3 x ship length -
(c) (1.5 x ship length) + water depth
(d) (2 x ship length) + (1.5 draft)
Ans. (a)
31. Which of the following pairs are correctly matched?
1. Vishakhapatnam: Semi-natural harbor Plymouth
2. Paradip and Mangalore: Lagoon harbour
3. New York: Natural harbour
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 Only
(d) 1, 2 and 3
Ans. (d)
32. Echo-sounding machine is used for which of the following?
1. Locating objects. On sea-shore
2. Measuring sea-surface levels
3. Determining depth of sea-bed below sea surface
4. Locating sunken objects below sea surface Select the correct answer using the code given below:
(a) 1 and 3 only
(c) 2 and 4 only
(b) 1, 2 and 3
(d) 3 and 4 only
Ans. (d)
33. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Components) (Function)
A. Keel and Bilge blocks 1. Impact absorbers of quay walls
B. Capstons and Bolards 2. Floating indicators
C. Fenders 3.Supports for ships in dry docks
D. Buoys 4. Anchorage devices for ships
Code:
A B C D
(a) 3 4 1 2
(b) 4 3 1 2
(c) 4 3 2 1
(d) 3 4 2 1
Ans. (a)
34. Mean sea level at Indian posts and harbours has generally been established based on the analysis of tidal sea water level fluctuations over which period?
(a) 10 years
(b) 16 years
(c) 19 years
(d) 25 years
Ans. (c)
35. Which of the following factors help in ensuring track modulus, in a railway track?
(a) Gauge and formation width
(b) Track. materials and sleeper density
(c) Degree of curvature and super elevation
(d) Length of rail and flange width
Ans. (b)
36. What is the hauling capacity of a railway locomotive having 4 pairs of driving wheels, carrying an axle load of 24 tonnes each? (Assume 0.166 as the coefficient of friction)
(a) 16.5 tonnes
(b) 160 tonnes
(c) 15.5 tonnes
(d) 17.0 tonnes
Ans. (b)
37. The vertical weal on tongue rail Should not exceed which one of the following?
(a) 6 mm
(b) 10 mm
(c) 12 mm
(d) 15 mm
Ans. (b)
38. Which of the following are related to maintenance of railway track?
1. Jim crow and gauge bar
2. Through packing and boxing
3. Buffer stop and sand hump
4. Creep adjustment
Select the correct answer using the code given below:
(a) 1, 2 and 3
(b) 1, 3 and 4
(c) 1, 2 and 4
(d) 2, 3 and 4
Ans. (c)
39. Match List-I with List-II and select the correct answer using the code given below the lists:
List- I List-II
(Harbour Structure) (Purpose)
A. Dolphins 1. To Protect the beach or retained earth
B. Groynes 2. To cushion to absorb shock of ship during loading
and unloading
C. Fenders 3. Mooring structure in combination with loading
Platform
D. Slipways 4. Repairing and building ship
Code:
A B C D
(a) 2 4 3 1
(b) 3 1 2 4
(c) 4 3 2 1
(d) 3 4 2 1
Ans. (b)
40. The shape number in the case of pumps refers to which one of the following?
(a) Ratio of sizes of suction pipe and delivery pipe
(b) Ratio of diameter and thickness of impeller
(c) Non dimensional farm of specific speed
(d) Ratio of angle at the inlet to the blade angle at the exit
Ans. (c)
41. Consider the following statements:
Due to aging of pipes in a pie network
(1) the roughness increases linearly with time
(2) the pipes get rusted and bent
(3) the pipes become smoother with time
Which of the statements given above is/are correct?
(a) 1 and 3
(b) 2 and 3
(c) 3 only
(d) 1 only
Ans. (d)
42. While using Darcy-Weisbach equation for estimating head loss in a pipe flow, the friction factor was misjudged by + 0%. For this case, error in estimating discharge is:
(a) + 10%
(b) + 40%
(c) - 40%
(d) - 10%
Ans. (d)
43. A 4 hr storm had 4 cm of rainfall and the resulting direct runoff was 2.0 cm. If the
Φ-index remains at the same value, the runoff due to 10 cm of rainfall in 8 hrs in the
catchments is
(a) 6.0 cm
(b) 7.5 cm
(c) 2.3 cm
(d) 2.8 cm
Ans. (a)
44. Which of the following statements is/are correct? Lining of irrigation canals has necessarily to be carried out in the reaches where the channel passes through
(1) 1 and soil
(2) coarse aggregate soil
(3) clay soil
(4) fine silt and clay
Select the correct answer using the code given below:
(a) 1 and 3 only
(b) 3 only
(c) 1 and 2 only
(d) 3 and 4only
Ans. (c)
45. The orientation of runway is decided by which factors?
(1) Maximum wind coverage and least cross winds
(2) Landing characteristics of aircr4ft
(3) Scope for future expansion
(4) Obstruction-free approaches
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 1, 2 and 3
(c) 1, 3 and 4
(d) 2, 3 and 4
Ans. (c)
46. The size of hangar in an airport is guided by which of the following
(a) Speed and direction of wind and visibility
(b) Weight of aircraft and turning needs
(c) The fuelling capacity and storage space
(d) The length, wingspan and height of aircraft
Ans. (d)
47. Match List-I with List-II and select the correct answer using the code given below the lists:
List-I List-II
(Component) (Design Feature)
A. Taxiways 1. Large span structures
B. Control tower 2. Visibility all round and sound-proof
C. Hagnar 3. Turning radius
D. Apron 4. Waiting capacity for aircraft
Code:
A B C D
(a) 1 4 3 2
(b) 3 2 1 4
(c) 1 2 3 4
(d) 3 4 1 2
Ans. (b)
48. Consider the following statements
(1) Fluids of low viscosity are all irrotational
(2) Rotation of the fluid is always associated with shear stress
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans. (b)
49. Consider the following statements
(1) Hydraulically most efficient channel section for an open channel flow will carry maximum discharge for a given area of cross section
(2) For a given cross sectional area hydraulic radius is maximum when the wetted perimeter is minimum
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans. (c)
50. Flamsteed gave numbers to stars observed by him in each constellation according to
their
(a) Brilliance
(b) Altitudes
(c) Co-declinations
(d) Right ascensions
Ans. (d)
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