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Civil Quiz 46
A type of bond in a brick masonry consisting of alternate course of headers and stretchers, is called
English bond
Flemish bond
heading bond
stretching bond
The method of distribution of water is divided into how many types?
1
2
3
4
Which of the following is correct regarding the cheapest filter material used in water treatment?
Sand
Sand=Anthracite>Garnet sand
SandGarnet sand
Sand>Anthracite>Garnet sand
The Clean Water Act (CWA) regulates
discharge of pollutants into the waters of the united kingdom
discharge of pollutants into the air of the united states
discharge of pollutants into the waters of the united states
discharge of pollutants into the waters of india
The hourly demand rate is constant throughout the day.
TRUE
Both A and B
None of the above
FALSE
In made-up ground having a low value of its bearing power, heavy concentrated structural loads are generally supported by providing
raft footing
all of these
strap footing
combined footing
Pick up the incorrect definition from the following:
The rotation of soil particles into stable state while remoulding, is known as the thiostropy of soil
The water content at which a soil flows, is known plastic limit of the soil
Ratio of the compressive strength of unconfined undisturbed soil to that of remoulded soil, is known as the sensitivity of the soil sample
None of these
Stones used for rubble masonry must be
Soft
Heavy
Light
Hard
Which of the following type of sea walls results in greatest protection of shore structures?
Sea wall with concave face
Vertical sea wall
Stepped sea wall
Sea wall with batter
Lining of a canal is necessary
all of the above
to increase the discharge in canal section by increasing the velocity
to minimise the seepage lossses in canal
to prevent erosion of bed and sides due to high velocities
Maximum shear stress in transverse fillet weld of leg h and length l is
p/1.21hl
p/hl
none of the listed
1.21p/hl
The object of curing is to
reduce the shrinkage of concrete
preserve the properties of concrete
all of these
prevent the loss of water by evaporation
Priming is needed when impeller cannot impart enough
Pressure
Heat View Answer
Energy
Draft speed
If diameter of jet is 85mm and diameter of runner is 1.5 meter then calculate number of buckets on Pelton wheel approximately
20
23
22
25
Seasoning of tunber
all of these
improves strength properties of timber
does not give dimensional stability
increases the weight of timber
A multistage centrifugal pumps has more than two
Magnetic pumps View Answer
Impellers
Turbines
Pumps
The sewage treatment units in which anaerobic decomposition of organic matter is used, are called
Sludge sedimentation tanks
None of these
Imhoff tanks
Trickling filters
A diagonal scale is used to read
four
three
None of the above
two
Bitumen in
Solid state, is called asphalt
Fluid state, is called petroleum
All the above
Semi fluid state, is called mineral tar
Which one of the following quantities forms the basis of radiometry?
radiant intensity (i)
radiant energy (q)
all of these
radiant flux ( )
Ratio of inertia force to surface tension is known as
Mach number
Reynolds's number
Weber's number
Froude number
The most outspoken advocate of the classical view of social responsibility is economist and Nobel prize winner:
Milton Friedman
Charles Darwin
Milton Freeman
Carnegie Milton
In areas where rainy season is limited to a few months, the type of sewerage system recommended is
Separate system
None of these
Partially separate system
Combined system
In Inward radial flow reaction turbine the ratio of tangential wheel at inlet to given velocity of jet is known as
Speed ratio
Flow ratio
Radial discharge
Discharge
If fbt and fc are the co-existent bending tensile stress and shear stress in a member, the equivalent stress fc is
fbt² + ½fc²)
fbt² + fc²)
fbt² + 3fc²)
fbt² - 3fc²)
A square pyramid is placed on H.P on its square base and section plane is perpendicular to V.P and parallel to H.P and cutting the solid. The section will be
square
rhombus
irregular pentagon
triangle
The most essential feature of a turbulent flow is
Large discharge
Velocity at a point remains constant with time
Velocity and pressure at a point exhibit irregular fluctuations of high frequency.
High velocity
What is a height of the steel derric pool?
10 – 20m
30 – 50m
10 – 50m
30 – 40m
The cement concrete in which high compressive stresses are artificially induced before its actual use, is called
reinforced cement concrete
lime concrete
plain cement concrete
prestressed cement concrete
The maximum quantity of dissolved oxygen present in wastewater is called __________
Maximum dissolved oxygen
Peak dissolved oxygen
Optimal dissolved oxygen
Saturated dissolved oxygen