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Civil Quiz 44
When in the pervious strata, the surface of water surrounding the well is at atmospheric pressure, the well is known as
gravity well
artesian well
open well
deep well
Moisture and temperature on timber causes
dimensional changes
shape changes
mould growth
all the above
A force while acting on a body may
change its motion
balance the forces, already acting on it
give rise to the internal stresses in it
all of these
Septic action is produced by the septic tank by __________
fungi
virus
termites
anaerobic bacteria
If D is the depth of scour below original bed, then the width of launching apron is generally taken as
1.2 D
1.5 D
2.0 D
2.5 D
Economic cost is the only reason for which a contractor should be conscious of construction safety.
TRUE
FALSE
none
all
What is spacing between two steps of chimney?
300 mm
400 mm
200 mm
100 mm
Which of the following reservoirs is also known as
ground service reservoirs
elevated reservoirs
over head reservoirs
storey reservoirs
If aggregates completely pass through a sieve of size 75 mm and are retained on a sieve of size 60 mm, the particular aggregate will be flaky if its minimum dimension is less than
20.5 mm
30.5 mm
40.5 mm
50.5 mm
Oxygen and Nitrogen gas in hospitals is one type of
Mechanical system
Electrical system
Building operation system
Multiple services
The pipe diameter is ________
Directly proportional to fluid density
Directly proportional to mass flow rate
Inversely proportional to mass flow rate
Directly proportional to fluid velocity View Answer
Surcharge storage zone of a reservoir, is
Below dead storage (B) (C) (D)
Between dead storage and useful storage
Above useful storage
Also known as valley storage
Which of the following causes stresses in Sleepers?
eccentric vertical loads
contact shear stress of wheel and rail
lateral deflection of sleepers
track components
% chromium mixed with ______ can be used up to 1100oC.
Nickel
Chromium
Aluminum
Silicon
Fairness of process is classified as
descriptive justice
procedural justice
distributive justice
severance justice
The flow at critical depth in an open channel is called torrential flow.
Yes
No
Both A and B
None of the above
Reciprocating pumps works on the principle of
Drag force
Liquid flow push
Shock waves
Flow speed View Answer
Non-silting, non-scouring velocity is called
mean
critical
Both A and B
None of the above
Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as
Quick setting cement
Rapid hardening cement
White cement
Low heat Portland cement
Creep is greater
on curves
in new rails than in old rails
both (a) and (b)
none of these
Which of the following are installed in order to collect product samples hygienically for quality analysis?
bends
reducers
sampling device
tees
When a particle moves along a circular path, its acceleration has two components, one is normal component and the other is tangential component of acceleration
TRUE
FALSE
Both A and B
None of the above
Which of the below is not an instrument used to set right angles?
Cross staff
Site square
Optical staff
Prism square
Gypsum is added for
colour
strength
controlling setting time
none of these
The thickness of the topping of a ribbed slab, varies between
3 cm to 5 cm
5 cm to 8 cm
8 cm to 10 cm
12 cm to 15 cm
In 1st angle projection, the left side view will be left side of front view.
TRUE
FALSE
Both A and B
None of the above
Which one of the below is the most important ingredient in the brick earth?
Alumina
Lime
Silica
Magnesia
Hydraulic turbines are classified based on
Energy available at inlet of turbine
Direction of flow through vanes
Head at inlet of turbine
Energy available, Direction of flow, Head at inlet.
For clayey and silty soils, which of the following bearing plate can be used?
square plate and concrete block
circular plate
none of the mentioned
all of the mentioned
Flush type fire hydrants remain standing above the road.
Correct
Incorrect
Both A and B
None of the above
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