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Civil Quiz 14
To keep the intensity of bearing pressure between the column base and concrete, compressive throughout the length of the column base, the ratio of the moment M to axial load P should be
< l/3
> l/6
< l/6
> l/3
What is normal vibration time in the case of internal vibrator? (in sec.)
10 to 40
10 to 30
10 to 20
5 to 20
Calcination of iron ores is done
To remove carbonic acid
To remove moisture
By roasting in heaps
All the above
In a two lane channel, bottom width of channel is given by
(2 × Manoeuvring lane) + (2 × Bank clearance lane)
(2 × Manoeuvring lane) + (2 × Bank clearance lane + ship clearance lane)
Manoeuvring lane + (2 × Bank clearance lane)
Manoeuvring lane + (2 × Bank clearance lane) + ship clearance lane
The process of turning the telescope of a theodolite over its supporting axis through 180? in a vertical plane, is called
reversing
transiting
any one of these
plunging
The residual hardness in ion-exchange process is ____________
10-15 ppm
5-10 ppm
0-2 ppm
20-30 ppm
The mosquito coil we generally see in house hold purposes and heating coils in electrical heater etc are generally which spiral.
logarithmic spiral
equiangular spiral
fibonacci spiral
archemedian spiral
Wing rails are provided
Near check rails
In crossing
Near tongue rails
Near stock rails
The device provided to prevent the vehicles from moving beyond the end of rail at terminals is called
triangles
buffer stops
scotch blocks
turn-tables
The design period of storage reservoir can be given as
20 yr
10 yr
30 yr
50 yr
In the manufacture of cement, the dry or wet mixture of calcareous and argillaceous materials is burnt in a
country kiln
continuous flare kiln
rotary kiln
all of these
"""For a fluid flowing throw the pipe the quantity of fluid passing per second is constant at all section."" This is statement of"
Darcy's law
Pascal's law
Continuity equation
Bernoulli's equation
The ratio (or percentage) of that part of the day light illuminance at a point on a given plane which is received by direct reflection from external surfaces is called____________
external reflected component
internal reflected component
sky component
glare
What is the maximum time required for ozone degradation?
45 minutes
15 minutes
60 minutes
30 minutes
A dock:
Is provided with an arrangement to pump out water when required
Is a marine structure for berthing of vessels for loading and unloading cargo and passengers
All the above
Is provided with a dock gate
Which is the latest development in a total station?
Robotic
Automatic
High accuracy
High resolution
When an object has its one or more faces parallel to the picture plane, its perspective is called______________perspective also called one point perspective.
vanishing
parallel
angular
oblique
The pedestal type European water closet is also known as ________
commode
luminite
limonite
corundum
Center of pressure compared to e.g. is
Below it
At same point
Above it
Above or below depending on area of body
The centre of pressure acts __________ the centre of gravity of immersed surface.
At
Below
Above
None of these
A 30 cm x 20 cm horizontal venturimeter is placed to measure the flow rate of water. The pressure difference between the inlet and the throat is 2.52 m (of water). Find the flow rate of the venturimeter with a constant of 0.98.
2.41 m3/sec
2.41 lit/sec
0.241 lit/sec
0.241 m3/sec
On a Single Rail Track,goods trains loadedwith heavy load material run starting from _____A' to _____B' and then empty wagon run from _____B' to _____A'.The amount of creep in the rails:
Cannot be determined from the given data
Will be more in the direction of A to B
Will be maximum at the middle of A and B
Will be more in the direction of B to A
For one cubic metre of brick masonry, number of bricks required, is
425
450
500
400
The value of group index of a soil varies from
20 to 30
0 to 20
30 to 40
0 to 10
___________ is defined as the pressure at which the liquid will transform into vapour at the given temperature.
Capillarity
Vapor pressure
Compressibility
Viscosity
The maximum permissible turbidity for domestic supplies, on silica scale is
30 to 40 ppm
10 to 20 ppm
20 to 30 ppm
5 to 10 ppm
In axed brick arches, the joints of the arch are not of uniform thickness.
Wrong
Right
None of the above
Both A and B
The discharge of regulated chemicals into surface waters is controlled by
npdes
sara
pdac
cercla
In plane table surveying, field work is recorded in a field book to be plotted afterwards.
None of the above
Disagree
Agree
Both A and B
In lime concrete, lime is used as
admixture
fine aggregate
binding material
coarse aggregate
The change of state of cement paste from fluid to solid is called hardening.
Wrong
None of the above
Right
Both A and B