DCE Objective questions and Answers Irrigation 2072

Set -31

  • Stopping sight distance increases with :
    1. Increase in increase speed
    2. Decrease in design speed
    3. No change in design speed
    4. None of the above

Ans: Increase in increase speed

  • Depth of foundation of a bridge is determined by :
    1. Scour depth
    2. Bearing capacity of soil
    3. Both A and B
    4. None of the above

Ans: Both A and B

  • What is the Right of Way (ROW) of a four lane urban road in Nepal?
    1. 14m
    2. 18m
    3. 20m
    4. 25m

Ans: 25m

  • Evapotranpiration of crops is generally calculated in Nepal by a method :
    1. Perman’s method
    2. Blaney and criddle method
    3. Direct field measurement
    4. None of the above

Ans: Perman’s method

  • A 2m width rectangular canal section has flowing water depth of 1.5m. The hydraulic radius of the section is :
    1. 6m
    2. 66m
    3. 3m
    4. 5m

Ans: 0.6m

  • In a rectangular weir, the discharge equation is written Q=1.84LH3/2. The equation is valid when Q, H and L are expressed in :
    1. M3/sec, cm, cm
    2. Lit/sec, m, m
    3. M3/sec, m, m
    4. Cm3/sec, cm, cm

Ans: M3/sec, m, m

  • The best direction of a runway is along the direction of :
    1. Line clear of wind rose diagram
    2. Longest line on wind rose diagram
    3. Smallest line on wind rose diagram
    4. None of the above

Ans: Longest line on wind rose diagram

  • For smooth entry of water in a canal, the angle between head regulator and water is generally kept :
    1. 800
    2. 900
    3. 1100
    4. 1200

Ans: 1100

  • According to Nepal road standard 2070, design value for stopping distance for speed 30 Kmph is :
    1. 20m
    2. 25m
    3. 30m
    4. 50m

Ans: 30m

  • The best prime used for structure steel work is :
    1. White lead
    2. Red lead
    3. Zinc oxide
    4. Iron oxide

Ans: Red lead

  • If the fore bearing of a line AB is 350 and that of line BC is 150 then the included angled between the line is :
    1. 200
    2. 500
    3. 1600
    4. 2300

Ans: 1600

  • Properties of concrete depends on :
    1. Properties and relative proportion of the ingredients
    2. Temperature
    3. Humidity
    4. All of the above

Ans: All of the above

  • Specific gravity of solid particles is determined in a laboratory with :
    1. Shrinkage limit method
    2. Gas Jar method
    3. Density bottle method
    4. All of the above

Ans: All of the above

  • The pile which do not support the load by themselves, but act as a medium to transmit the load from the foundation to the resisting sub structure are known as :
    1. Friction pile
    2. Bearing pile
    3. Batter pile
    4. Compaction pile

Ans: Bearing pile

  • The most suitable equipment for compacting clayey soil is :
    1. Smooth wheel roller
    2. Pneumatic tyred roller
    3. Sheep foot roller
    4. Vibrator

Ans: Sheep foot roller

  • For purely cohesive soils shear strength is ……. Of the unconfined compressive strength :
    1. Half
    2. Equal
    3. Double
    4. One third

Ans: Half

  • The simplest type of pitched roof consisting of rafter sloping on one side only is called :
    1. Couple roof
    2. Lean to roof
    3. Couple-close roof
    4. Color roof

Ans: Lean to roof

 

  • Quantity of cement required while concreting 1 m3 of RCC work at 1:2:4 nominal mix is :
    1. 6 bags
    2. 6 bags
    3. 6 bags
    4. 6 bags

Ans: 6.6 bags

  • Monitoring of construction site is done to check :
    1. Quality of work
    2. Quantity of work
    3. Cost and time-schedule of the project activities
    4. All of the above

Ans: All of the above

  • According to Nepal Road Standard-2070, Design speed adopted for class-1 road in plain terrain is :
    1. 80 Kmph
    2. 100 Kmph
    3. 120 Kmph
    4. 140 Kmph

Ans: 120 Kmph

  • Hooke’s law holds good up to :
    1. Yield point
    2. Plastic point
    3. Elastic point
    4. Breaking point

Ans: Elastic point

  • Which one is correct relation between number of riser (R) and tread (T) in a flight of stair case :
    1. R=T
    2. R-T=1
    3. T-R=1
    4. R has no implication over T and vice versa

Ans: R-T=1

  • The minimum distance of a well or other ground water supply from the pit privy is L :
    1. 3m
    2. 10m
    3. 50m
    4. 30m

Ans: 30m

  • Equipment best suited for excavation of hard material lying at low level :
    1. Dragline
    2. Hoe
    3. Clamshell
    4. Shovel

Ans: Shovel

  • An under reinforced section means :
    1. Steel is provided at the under side only
    2. Provided steel is insufficient
    3. Steel is provided on any one of the faces only
    4. Steel yield first

Ans: Steel yield first

  • A beam of span ‘L’ fixed at both ends carries a uniformly distributed load of w per unit length over the whole span. The BM at the centre of beam is :
    1. WL2/12
    2. WL2/16
    3. WL2/24
    4. WL2/8

Ans: WL2/12

  • If the height of instrument is 102.5m and the staff reading is 2.3m. The reduce level of the :
    1. 02m
    2. 2m
    3. 8m
    4. 2m

Ans: 100.2m

  • The content vertical distance between two adjacent contours is called :
    1. Contour interval
    2. Contour gradient
    3. Vertical equivalent
    4. Horizontal interval

Ans: Contour interval

  • With rise in temperature of atmospheric air, the setting time of cement :
    1. Increase
    2. Decrease
    3. Remain unaffected
    4. None of the above

Ans: Decrease

  • A good concrete should have basic quality of :
    1. Strength
    2. Workability
    3. Remain unaffected
    4. None of the above

Ans: None of the above

  • The main ingredient of good quality bricks earth is :
    1. Lime
    2. Silica
    3. Magnesia
    4. Alumina

Ans: Silica

  • The minimum compressive strength of first class bricks should be :
    1. 75 kg/cm2
    2. 90 kg/cm2
    3. 100 kg/cm2
    4. 120 kg/cm2

Ans: 100 kg/cm2

  • Stoke is the unit of :
    1. Surface tension
    2. Viscosity
    3. Kinematic viscosity
    4. None of the above

Ans: Kinematic viscosity

  • The notch angle for a maximum discharge over a triangular notch is :
    1. 450
    2. 600
    3. 900
    4. 1200

Ans: 900

  • A psychomotor is used to determine :
    1. Water content & void ratio
    2. Specific gravity & dry density
    3. Water content & specific gravity
    4. Void ratio & dry density

Ans: Water content & specific gravity

  • The most suitable method to increase the bearing capacity of a soil on black cotton soils is :
    1. By increasing depth of foundation
    2. By draining the soil
    3. By compacting the soil
    4. By replacing the poor soil

Ans: By replacing the poor soil

  • The angle of internal friction is maximum for :
    1. Angular grained loose sand
    2. Angular grained dense sand
    3. Round grained loose sand
    4. Round grained dense sand

Ans: Angular grained dense sand

  • In a singly reinforced beam, if the permissible stress in concrete reaches earlier than the permissible stress in steel, the beam section is called :
    1. Economic section
    2. Under-reinforced section
    3. Over-reinforced section
    4. Critical section

Ans: Under-reinforced section

  • The advantage of flagstone flooring is :
    1. It shows natural finishing
    2. It is durable
    3. It is easily available in our country
    4. All of the above

Ans: All of the above

  • The projection of head or sill of a door or windows frame are :
    1. Transoms
    2. Stops
    3. Chocks
    4. Horns

Ans: Horns

  • The bond produced by laying alternate header & stretchers in each course in brick masonry is known as :
    1. English bond
    2. Double Flemish bond
    3. Zig zag bond
    4. Single Flemish bond

Ans: Single Flemish bond

  • The cement sand ratio in mortar used for brick work should not exceed :
    1. 1:6
    2. 1:8
    3. 1:10
    4. None of the above

Ans: 1:6

  • Which agency is responsible for water supply in Hetauda city?
    1. Nepal water supply corporation
    2. Small town water supply project
    3. Hetauda water supply board
    4. None of the above

Ans: Hetauda water supply board

  • The outlet pipe in an intake or collection chamber is placed at :
    1. Bed level
    2. Full supply level
    3. Any fixed level
    4. Below lowest water level

Ans: Below lowest water level

  • For indirect ranging, number of ranging rods required is :
    1. 1
    2. 2
    3. 3
    4. 4

Ans: 4

  • The size of an airport depends upon :
    1. Volume of traffic
    2. Meteorological conditions
    3. Topography areas & presence of obstruction
    4. All of the above

Ans: All of the above

  • Various activities of a project, are shown on bar chart by :
    1. Vertical lines
    2. Horizontal lines
    3. Crosses
    4. Dots

Ans: Horizontal lines

  • Benefit-cost (B/c) ratio is defined as :
    1. Ratio of all discounted benefits to all discounted costs
    2. Ratio of all discounted costs to all discounted benefits
    3. Both A and B
    4. None of the above

Ans: Ratio of all discounted benefits to all discounted costs

  • The numbers required for a wall of 80 feet long 1 fit 3 inch thick and 7 fit high with one mortar joints is :
    1. 7000
    2. 8000
    3. 8064
    4. 9000

Note : dimension of brick is 10 inch by 5 inch by 3 inch

Ans: 8064

 

 

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