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- The following steps are involved in making a spigot and socket joint of cast iron pipes used in water supply systems:
1.Tarred gasket or hemp yarn in wrapped around the spigot.
2. The spigot end is centered into the socket end of the preceding pipe.
3.A joining ring end is placed around the barrel and against the face of the socket.
4.The gasket or hemp yarn in caulked slightly.
5.Molten pig lead is poured and then caulked.
The correct sequence of these steps is
a. 2, 1, 4, 3, 5
b. 2, 1, 3, 4, 5
c. 1, 2, 4, 5, 3
d. 1, 2, 3, 5, 4
Answer:- 1, 2, 4, 5, 3
- Activated sludge is the
a. resultant sludge removable from the aeration unit
b. sludge settled in the humus tank
c. sludge in the secondary tank post-aeration rich in microbial mass
d. sludge in the secondary tank post aeration, rich in nutrients
Answer:- sludge in the secondary tank post-aeration rich in microbial mass
- The legal area of a piece of land is measured:
a. Vertically
b. Horizontally
c. along the ground surface
d. between the ellipsoid and geoid
Answer:- Horizontally
- When equal and opposite forces applied to a body, tend to elongate it, the stress produced is called:
a. Shear stress
b. Compressive stress
c. Tensile stress
d. Transverse stress
Answer:- Tensile stress
- Consider the construction of a shallow foundation for the structure. The soil at the site consists of expansive soil. It was decided to excavate portion of the expansive soil and replace it with a selected fill. The selected fill must be.
a. A dense well graded sand that will provide high strength soil strength soil under the footing and also it will provide good drainage of water.
b. A dense sand with sufficient amount fines (i. e more than 30% fines) that will provide high strength soil under the footing and also it will prevent the flow of water.
c. The same expansive soil, but compacted, because it is cheaper than hauling soils from other areas.
d. None of the above.
Answer:- A dense well graded sand that will provide high strength soil strength soil under the footing and also it will provide good drainage of water.
- Which of the estimates listed would occurs last in a project time line.
a. Rough Order of magnitude
b. Square foot estimate
c. Assembles Estimate
d. Bid Estimate
Answer:- Bid Estimate
- Curves At-Grade intersection to consider:
a. Angle of turn
b. Turning speed
c. Traffic volume
d. Design vehicle
e. All of above
Answer:- All of above
- Clay Substance is
a. Excellent Material for road construction
b. Added Material in Road Layers
c. Bad Substance for Road Construction
d. Good Material for Road Construction
Answer:- Bad Substance for Road Construction
- What is the minimum thickness in blinding concrete in sub-structure concrete?
a. 100 mm
b. 50 mm
c. 75 mm
d. 125 mm
Answer:- 75 mm
- Concrete hydration means:
a. Reaction between cement and water
b. Curing of concrete
c. Setting of concrete
d. All of the above
Answer:- All of the above
- When a T- Beam spans over several supports continuously then the beam at the mid span should be designed as
a. Rectangular section
b. Simply Supported
c. Flanged Section
d. Pre-stressed Beam
Answer:- Flanged Section
- Raft foundations are generally preferred to when the area required for individual footing is more than:
a. 25% to total area
b. 30% of total area
c. 40% to total area
d. 50% of total area
Answer:- 50% of total area
- Air entrained concrete is used in lining walls and roofs to make them:
a. Heat insulated
b. Sound insulated
c. None of the above
d. A&B
Answer:- A&B
- What effects on suspension system in hungers:
a. Compression
b. Both compression and tension
c. Tension
d. Torsion
Answer:- Tension
- In the cantilever truss shown, the horizontal component of the reaction @A is:
a. 30 tonnes
b. 60 tonnes
c. 90 tonnes
d. 120 tonnes
Answer:- 30 tonnes
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