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Civil Quiz 41
Which of the following is a function of how much decision-making authority is pushed down to lower levels in the organization?
Centralization
Departmentalization
Span of control
Power
In flat slab design, in an interior span total design moment Mo shall be distributed in proportion
75 % negative design moment & 255 % positive design moment
65 % negative design moment & 35 % positive design moment
25 % negative design moment & 75 % positive design moment
35 % negative design moment & 65 % positive design moment
Scientific analysis of work under scientific management requires......
Both a & b
time study
motion study
work study
Acrylic is the name of
Alkyd resin
Methyl methacrylate
Cumarone-indene
Cellulose resin
The method used for training of rivers is
dyke or levee
guide bank
all of these
groyne
For setting out an offset at an angle of 45?,
None of the above
adjustable
french
open
Accurate determination of water content, is made by
Alcohol method
Sand bath method
Oven-drying method
Calcium carbide method
The ultimate shear stress of a mild steel plate of 10 mm thickness is 350 N/mm2. Calculate the diameter of the hole that can be punched to it without exceeding a compressive stress of 700 N/mm2.
35 mm
10 mm
20 mm
7 mm
The obstacle, which obstructs chaining but not vision, is a
all of these
hill
rising ground
river
The property of metal enabling it to be drawn into thin weir is known as
plasticity
ductility
malleability
toughness
If a shear stress is applied on a dense sand, the shear strain caused will
not effect
None of the above
increase
decrease
The specific gravity of a soil is the ratio of unit weight of soil solids to that of water at a temperature of
17?C
36?C
4? C
27?C
Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks?
When the dock is empty with the ship of maximum tonnage
When the dock is dry and is under construction
When the dock is full of water
When the dock is empty
If the cohesive force (c), is 1.5 t/m2, the density ) of the soil is 2.0 t/m3, factor of safety (F) is 1.5 and stability factor (Sn) is 0.05, the safe height of a slope is
8 metres
12 metres
10 metres
5 metres
The longitudinal levels, in detailed survey of a hill road, should be taken at
10 m
8 m
4 m
6 m
A line of length 15 cm at first lied on the vertical plane parallel to horizontal plane and then keeping one of its ends fixed turned 35 degrees with respect to horizontal plane and then turned 40 degrees with respect to vertical plane. What is the length
8.6 cm
11.4 cm
9.6 cm
12.28 cm
Strength of cement concrete primarily depends upon
Quantity of aggregate
Quantity of cement
Water-cement ratio
Quality of water
From which of the following methods can toxic chemicals be removed?
Dewatering
Absorption
Adsorption
Sorption
________ combines aeration basin and secondary clarifier into single unit.
Primary clarifier
Aerobic unit
Sequential batch reactor
Secondary clarifier
Steel tanks are mainly designed for
weight of tank
earthquake forces
water pressure
wind pressure
What is the direction of manual demolition?
left to right
any direction
right to left
top to bottom
Planning provides.............
Basis for recruitment and selections
Information to outsiders
Purpose and direction of all persons
None of these
The floor of the aqueduct is subjected to uplift pressure due to
none of the above
both (a) and (b)
sub-soil water table in the drainage bed
seepage of water from the canal to the drainage
Which equipment used for starting the explosion in explosive material?
current switch
none of the above
starting cap
detonators
A welded rail joint is generally
None of these
Suspended
Supported on a metal plate
Supported on a sleeper
Neutral axis of a beam always coincides with
Axis passing through height h/2 from bottom
Axis passing through centroid
Axis passing through height h/3 from bottom
Axis passing through bottom of beam
Argillaceous materials contain
calcium
alumina
None of the above
lime
The longitudinal movement of the rails in a track is technically known as
creeping
hogging
buckling
none of these
A part of water which exists in the porous space of the soil by molecular attraction, is known as
capillary water
all of these
gravitational water
hygroscopic water
The term _________ is used to mean the free passage of clean air in a structure.
Dissipation
Circulation
Ventilation
Condensation