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Civil Quiz 9
Needle scaffolding used _____
when week ground support
all of the above
when ground near wall required to clear
for construction of upper part of walls
Iron ore may contain
Silicon
Carbon
All the above
Phosphorus and manganese
e-commerce does not include
Interactions among the various departments within the business
A business?s interactions with its suppliers
A business?s interactions with its customers
Interactions among the geographically dispersed units of the business
For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is
0.7
0.8
0.9
0.6
When the cross-hairs are not clearly visible,
the objective should be focussed
the parallex should be removed
the eye-piece should be focussed
the cross-hairs should be adjusted
_____Chutes are used for transferring the concrete from low level to high level._____ Is it true or false ?
none
TRUE
all
FALSE
in the reinforced concrete footing can be calculated.
all of the mentioned
none of the mentioned
bending moment and shear force
bearing pressure
The discharge over a right angled notch is (where H = Height of liquid above the apex of notch)
(8/15) Cd. 2g. H3/2
(8/15) Cd. 2g. H5/2
(8/15) Cd. 2g. H
(8/15) Cd. 2g. H²
Heat of hydration of C3S at 90 days is _______ cal/g
150
58
122
104
The static formula is based on the assumption that the ultimate bearing capacity Qup is equal to
as + ap
q up / f
rf + qa
rf + rp
What is the maximum shear force acting on the beam shown below.
125 N
200 N
4000 N
8000 N
The brick is considered dry when the moisture content is
zero
2%
5%
8%
The submerged or buoyant unit weight of soil is equal to the
ratio
difference
sum
product
""" In open caisson sand filling is used for the transferring the load from well cap to bottom plug."" Is it true or false?"
TRUE
FALSE
none
all
While designing the demineralisation plant what is considered as the strong acidic cation load?
alkaline hardness + ema
alkaline hardness
ema
silica
allow the water to strike the vanes fixed on runner without shock at inlet
Runner
Guide vanes
Draft tube
Casing
Siliceous sand subjected to metamorphic action is known as
murram
laterite
quartzite
dolomite
Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is
90°
30°
45°
0°
DC means
Double current
Direct current
Dry current
None
The pipe through which liquid waste carrying human excreta flows, is called
waste pipe
vent pipe
all of these
soil pipe
Flow in a pipe where average flow parameters are considered for analysis is an example of
Incompressible flow
One-dimensional flow
Three-dimensional flow.
Two-dimensional flow
If the precipitate formed is soft, loose and slimy, these are __________ and if the precipitate is hard and adhering on the inner wall, it is called _____________
Scale, rodent
Scale, sludges
Sludges, scale
Sludges, rodent
Soundness test of cement determines
Durability
Ultimate strength
Initial setting
Quality of free lime
What is the colour of ozone?
Colourless
Grey
Violet
White
If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in
Semisolid state
Plastic state
Liquid state
Solid state
A regular cone first placed in such a way its axis is perpendicular to V.P and next this is tilted such that its base is making some acute angle with V.P. The top view for previous and later one will be.
circle, triangle
triangle, irregular shape of circle and triangle
triangle, triangle
irregular shape of circle and triangle, triangle
Factor of safety is the ratio of
tensile stress to working stress
bearing stress to working stress
compressive stress to working stress
yield stress to working stress
A simply supported beam 6 m long and of effective depth 50 cm, carries a uniformly distributed load 2400 kg/m including its self weight. If the lever arm factor is 0.85 and permissible tensile stress of steel is 1400 kg/cm2 , the area of steel required, i
15 cm2
14 cm2
16 cm2
17 cm2
Planning is --------------process
Directing
Forecasting
None of these
Thinking
In masonry construction, excessive tension is not permissible and hence in order that the supporting area is fully in compression, the width of footing is so adopted that the centre of gravity of the load falls.
at the centre of base
within the middle fifth of base
within the middle third of base
any one of these
The ratio between the area of a crop irrigated and the quantity of water required during its entire period of the growth, is known as
base period
delta
crop period
duty