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Civil Quiz 9
Needle scaffolding used _____
for construction of upper part of walls
when ground near wall required to clear
all of the above
when week ground support
Iron ore may contain
All the above
Carbon
Silicon
Phosphorus and manganese
e-commerce does not include
A business?s interactions with its customers
A business?s interactions with its suppliers
Interactions among the various departments within the business
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
0.6
0.8
0.9
When the cross-hairs are not clearly visible,
the objective should be focussed
the eye-piece should be focussed
the cross-hairs should be adjusted
the parallex should be removed
_____Chutes are used for transferring the concrete from low level to high level._____ Is it true or false ?
all
none
FALSE
TRUE
in the reinforced concrete footing can be calculated.
all of the mentioned
bearing pressure
none of the mentioned
bending moment and shear force
The discharge over a right angled notch is (where H = Height of liquid above the apex of notch)
(8/15) Cd. 2g. H²
(8/15) Cd. 2g. H5/2
(8/15) Cd. 2g. H
(8/15) Cd. 2g. H3/2
Heat of hydration of C3S at 90 days is _______ cal/g
122
150
58
104
The static formula is based on the assumption that the ultimate bearing capacity Qup is equal to
as + ap
rf + rp
rf + qa
q up / f
What is the maximum shear force acting on the beam shown below.
8000 N
4000 N
200 N
125 N
The brick is considered dry when the moisture content is
zero
5%
8%
2%
The submerged or buoyant unit weight of soil is equal to the
sum
difference
ratio
product
""" In open caisson sand filling is used for the transferring the load from well cap to bottom plug."" Is it true or false?"
all
none
FALSE
TRUE
While designing the demineralisation plant what is considered as the strong acidic cation load?
silica
alkaline hardness
alkaline hardness + ema
ema
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
dolomite
murram
laterite
quartzite
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
30°
0°
45°
90°
DC means
Direct current
Double current
Dry current
None
The pipe through which liquid waste carrying human excreta flows, is called
all of these
vent pipe
soil pipe
waste pipe
Flow in a pipe where average flow parameters are considered for analysis is an example of
Two-dimensional flow
Three-dimensional flow.
One-dimensional flow
Incompressible 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 _____________
Sludges, rodent
Sludges, scale
Scale, sludges
Scale, rodent
Soundness test of cement determines
Durability
Initial setting
Quality of free lime
Ultimate strength
What is the colour of ozone?
Violet
Colourless
Grey
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
Solid state
Liquid state
Plastic state
Semisolid 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.
irregular shape of circle and triangle, triangle
circle, triangle
triangle, irregular shape of circle and triangle
triangle, triangle
Factor of safety is the ratio of
yield stress to working stress
bearing stress to working stress
compressive stress to working stress
tensile 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
16 cm2
14 cm2
17 cm2
Planning is --------------process
Thinking
Forecasting
Directing
None of these
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.
within the middle third of base
within the middle fifth of base
at the centre 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
crop period
duty
delta