NBCC Executive Civil Question Paper Part 5

Q.31 In an RCC beam, what is the primary purpose of stirrups?

1. To resist bending moment
2. To resist shear and torsion
3. To resist axial compression
4. To enhance flexural strength

Correct Option: 2

Q.32 Which of the following ions is NOT associated with water hardness?

1. Iron
2. Magnesium
3. Chloride
4. Calcium

Correct Option: 3

NBCC Executive Civil Question Paper Part 5

Q.33 Soil has been compacted in an embarkment at a bulk density of 2.15 gm/cc and water content of 12%. The specific gravity of soil solids is 2.7. Assuming water table is well below the foundation level determine the degree of saturation.

1. 20.2%
2. 29.5%
3. 79.8%
4. 62.3%

Correct Option: 3

Q.34 Which parameter indicates the presence of pathogenic bacteria in wastewater?

1. BOD
2. COD
3. pH level
4. Coliform count

Correct Option: 4

Q.35 In the context of aggregates used in concrete, which characteristic ensures good bond between the aggregate and cement paste?

1. Aggregate shape
2. Aggregate specific gravity
3. Aggregate size
4. Aggregate texture

Correct Option: 4

NBCC Executive Civil Question Paper Part 5

Q.36 The characteristics of Horizontal Curves is/are:1. They are provided to change the direction/ alignment of a road.2. The sharpness of a curve decreases as the radius is decreased.3. Identifying the proper grade and safe passing sight distance is the main design criterion.

1. Only 1 & 2
2. Only 2 & 3
3. Only 1
4. Only 3

Correct Option: 3

Q.37 Find the moment of resistance of a singly reinforced concrete beam of 200 mm width 400 mm effective depth, reinforced with 3-16 mm diameter bars of Fe 415 steel. Take M20 grade of concrete.

1. 45.78 KN-m
2. 73.48 KN-m
3. 85.18 KN-m
4. 63.22 KN-m

Correct Option: 2

Q.38 The water-cement ratio in a concrete mix primarily affects which of the following properties of the hardened concrete?

1. Weight
2. Aggregate distribution
3. Setting time
4. Durability

Correct Option: 4

NBCC Executive Civil Question Paper Part 5

Q.39 Which property of cement determines its ability to resist shrinkage and change of volume after setting?

1. Initial setting time
2. Compressive strength
3. Soundness
4. Fineness

Correct Option: 3

Q.40 The organizational structure that is most flexible and adaptive to external changes is ______.

1. Functional
2. Hierarchical
3. Matrix
4. Divisional

Correct Option: 3

Q.41 In double-entry bookkeeping, if machinery is purchased, it would ______.

1. Increase an asset and decrease another asset.
2. Decrease an asset and decrease equity.
3. Decrease a liability and increase equity.
4. Increase a liability and decrease an asset.

Correct Option: 1

NBCC Executive Civil Question Paper Part 5

Q.42 The primary purpose of the soakaway or leach field in septic systems is _____.

1. Sedimentation
2. Disinfection
3. Filtration and percolation
4. Aeration

Correct Option: 3

Q.43 Which of the following elements is NOT included in a detailed estimate?

1. Contingencies and unforeseen costs.
2. Overheads and indirect costs.
3. Direct costs including labor and materials.
4. Future maintenance costs.

Correct Option: 4

Q.45 Which of the following RCC structure design method(s) is/are based on the classical elastic theory?1. The working stress method (WSM)2. The ultimate load method (ULM)3. The limit state method (LSM)

1. 3 Only
2. 1 Only
3. 1 & 2 Only
4. 1 & 3 Only

Correct Option: 2

NBCC Executive Civil Question Paper Part 5

Q.46 Which of the following is NOT a primary function of formwork in concrete structures?

1. To facilitate curing of the concrete
2. To accelerate the hardening of concrete
3. To resist the pressure of fresh concrete
4. To shape the concrete to desired dimensions

Correct Option: 2

Q.48 The features of the OFFSET AutoCAD Command is/are:1. It constructs an entity parallel to another entity at a specified distance.2. It can be used with lines, circles, arcs, and polylines.3. It changes any corner to an angled corner.

1. 1, 2 & 3
2. 1 & 2 Only
3. 2 & 3 Only
4. 1 & 3 Only

Correct Option: 2

NBCC Executive Civil Question Paper Part 5

Q.49 As per IS 1200, what deduction is prescribed for a frame with an area less than 0.1 m²?

1. Full deduction
2. No deduction
3. Half deduction
4. Quarter deduction

Correct Option: 1

Q.50 For a cantilever retaining wall, where is the point of zero shear generally located?

1. At the base of the wall
2. One-third the height from the base
3. At the top of the wall
4. Two-thirds the height from the base

Correct Option: 2

Q.51 As per IS 1200, for an RCC column with a side dimension exceeding 200 mm, the deduction for reinforcement will be _______.

1. 2% of the cross-sectional area.
2. 1% of the cross-sectional area.
3. 1.5% of the cross-sectional area.
4. 0.5% of the cross-sectional area.

Correct Option: 2

NBCC Executive Civil Question Paper Part 5

Q.52 Which of the following statement is true regarding the zero-air voids line on a compaction curve?

1. It corresponds to the maximum dry density of the soil.
2. It represents the condition where soil is at its loosest state.
3. It corresponds to the minimum degree of saturation.
4. It denotes the water content where no air voids exist in the soil.

Correct Option: 4

Q.53 Which of the following roller types is not suitable for Sand type soil?

1. Sheep foot rollers
2. Smooth wheeled rollers
3. Vibratory rollers
4. Pneumatic tyred rollers

Correct Option: 1

Q.54 During a theodolite traverse, a surveyor recorded the following data for the traverse’s latitudinal and departural errors:Total Length of Traverse Lines = 1500 mTotal Measured Latitude (Algebraic Sum) = +12 mTotal Measured Departure (Algebraic Sum) = -8 mAccording to Bowditch’s rule, if the error is to be distributed in proportion to the length of the traverse lines, what would be the correction (in meters, rounded to two decimal places) applied to the latitude for a traverse line of length 300 m?

1. +2.40 m
2. -1.60 m
3. +1.60 m
4. -2.40 m

Correct Option: 1

NBCC Executive Civil Question Paper Part 5

Q.55 In the approximate estimate, the contingency amount is generally _______.

1. 2-3% of the total estimate
2. 12-15% of the total estimate
3. 18-20% of the total estimate
4. 5-10% of the total estimate

Correct Option: 4

Q.56 Which of the following is not correct about the characteristics of Mainframe Computers?

1. Less computing power than minicomputers
2. Need to be kept in a special air-conditioned room
3. Large, fast and expensive
4. Support a few hundred users simultaneously

Correct Option: 1

Q.57 The features of Hammerhead Piers is/are:1. Mainly found in urban areas where space limitation is a concern.2. They are aesthetically appealing.3. They occupy larger space providing more room for the traffic underneath.

1. 2 & 3 Only
2. 1 & 2 Only
3. 1, 2 & 3
4. 1& 3 Only

Correct Option: 2

NBCC Executive Civil Question Paper Part 5

Q.58 In a retaining wall, which component resists the overturning moment?

1. Toe
2. Stem
3. Key
4. Heel

Correct Option: 4

Q.59 In a trickling filter system, the biofilm growth that sloughs off due to excessive thickness is known as ______.

1. Effluent
2. Biomass
3. Humus
4. Sludge

Correct Option: 3

Q.60 Which of these is incorrect about the Double Lines in AutoCAD?1. A double line provides a good way to draw walls in floor plans.2. Each double-line with its endcap, is one entity that cannot be individually edited.3. Double lines can be drawn as straight segments or arcs.

1. 1 & 2 Only
2. 1 & 3 Only
3. 1, 2 & 3
4. 2 & 3 Only

Correct Option: 2

NBCC Executive Civil Question Paper Part 5