The plan of a building is in the form of rectangle with centre line dimensions of the outer walls as 10.3 ×15.3 m. The thicknel of the walls is superstructure is 0.3 m. The carpet arean is
Pick up the item of work not included in the plinth area estimate.
The density of cement is taken to be
The size of a rivet is identified by
The maximum permissible stress for power drivenfield rivet in bearing on rivet is
The minimum clear cover (in mm) for the main reinforcement in column, according to IS : 456 2000 is
the diamete of longitudinal bars of a RCC column should never be less than
In an RCC section of effective depth 'd' if vertical stirrups are provided to resist shear theirmaximum spacing measured along the axis of the member as per IS : 456  2000 should not exceed
Which of the beams given in the following is a determinate beam ?
The effective slenderness ratio of a cantileve coumn is
Moment of inertia of rectangular section shown if Fig. about its horizontal centroidal axis is
As the cement sets and hardens , it generated heat. This is called
For constructing road pavements, the type of cement generally used is
Aluminium is anodized to protect it from eathering effect by forming a surface coat of
Mild steel used in RCC structure conforms to
If whole circle bearing of a line is 2100º 0' 0", its value in quadranal bearing system is
The magnetic declination is the difference between
The maximum shear force in a simply supported beam of span L, subjected to a central point load, W is given by the following expression :
If 'A' is the area of crosssection and 'I' is the moment of inertia of a given plane section, then
radius of gyration (r) is gien by the formula
Strain energy due to axial deformation is given by
s : resultant stress
P : axial load
?: deformation
e : strain
E : modulus of elasticity)
The ratio of the quantity of water stored in the root zone of the crops to the quantity of wateractually delivered in the field is known as
The global warming is caused mainly by
An aggregate is said to be flaky, if its leastdimension is less than
Separation of coarse aggregates from concret during transportation, is known as
If fineness modulus of a sand is 2.5, it is graded as
The dimension for Angular velocity is
Typically a hydroelectric plant will have following bydraulic machine:
Darcy Weisbach equation to calculate the head loss due to friction for flow through pipes isapplicable when the flow through the pipe can be
Capillarity is due to
I. surface tension
II. cohesion
III. viscosity
IV. vapour pressure
V. weight density of liquid
Manometer is a device used for measuring
Fineness test of cement gives us an estimate of :
A flyover segregates traffic with respect to :
Specific gravity has a unit
The percentage of the fine aggregate of fineness modulus 2.6 to be combined with coarseaggregate of fineness modulus 6.8 for obtaining the aggregates of fineness modulus 5.4, is :
fineness modulus of combine mix(z) = 5.4
fineness modulus of coarse aggregate (x) = 6.8
fineness modulus of fine aggregate (y) = 2.8
Percentage of fine aggregate
p = (xz)/(zy)×100=(6.85.4)/(5.42.8)×100
= 53% ⋍ 50%
The total energy line lies over the hydraulicgradient line by an amount equal to :
The correct prismodial formula for valumecalculation is :
In the quadrantal bearing system, a whole circle bearing of 293° 30' can be expressed as:
The property of a material by which it gets permanent deformation under a load which is notrecovered after removal of load is called:
Basalt stone is by nature:
Basalt is a volcanic stone that has been used in architecture for centuries. With a name derived from the Latin for very hard stone, basalt is indeed a very hard, black igneous rock found all over Earth and our solar system.
The relationship between atmosphere pressure (P_{atm}), gage pressure (P_{gage}) and absolute
pressure (P_{abs}) is given b
The minimum percentage of longitudinal reinforcement in RCC column is :
Administrative head of public works department who is directly responsible to Governments is :
To obtain very high strength concrete, it is necessary to use very fine grained:
Which of the following has least carbon content ?
The maximum permissible stress for hand drivenrivet in axial tension is :
Generally concrete cubes are tested measure concrete's :
Which of the following is a dimensionless quantity ?
The plan of a building is in the form of square with centerline dimensions of outer walls as 14.7m × 14.7 m. if the thickness of the wall in superstructure is 0.30 m, then its plinth area is :
The specific gravity of bitumen is :
Factor of safety is the ratio of :
Diameter of a rivet hole is made larger than the diameter of the river by :
Moment of Inertia of rectangular section shown in Fig. about its base is
Workability of concrete is directly Proportionalto :
i. Time of transit
ii. Water cement ratio
iii. Gradin of aggregate
iv. Strength of concret
v. Aggregate cement ratio
Which of the following type of lime is used for underwater constructions ?
The concrete having a slump of 6.5 cm, is said to be :
Gravel and sand belongs to the following category of soils :
The minimum percentage of steel in R.C.C. slab using mild steel reinforcement in given by :
Specing of strirrups in a rectangular beam is :
Capillary rise a phenomenon that is attributed to the following property of fluid :
Segregation in the concerete when :
Admixture which cause early setting and hardening of concrete are called:
If R and T are rise and tread of a stair spanning horizontally and steps are supported by wall on one side and by stringer beam on the other side, the steps are designed as beam of width :
Generally the ratio of different ingredients (Cement Sand and aggregate) in concrete mixof grade M20 is :
The sledemess ratio of a column is zero when its length:
When 1cm on a map represents 10m on the ground, the representative fraction of the scale is
Most important constituents of cement are:
The relationship between void ratio 'e' and porosity 'n' is :
When the plastic limit of a soil is greater than the liquid ,limit, then the plasticity index is reported as:
When R is the radius of the curve (in metres), D is the degree of curve (in degrees) and length of the chord is 30 m, then the relation between R and D is :
To construct a massive dam the type of cement used is :
Calcium chloride added in concrete acts as :
A 40 cm diameter circular timber column is 4 m long. The slenderness ratio of the column is :
For 15 mm thick cement plastering 1 : 6 on 100 sq.m. new brick work, the quantity of cementrequired is
The most suitable stone for building piers is
Which of the following cements is suitable for use in urgent repairs of exisiting massive concrete structures such as large dams ?
A line joining some fixed points on the main survey lines is called
Which of the following methods of contouring most suitable for hilly terrain ?
The above figure represents plan and section of an excavation layout. The volume of erthwork in excavation of foundation trench is
If d be the diameter of MS or tor steel bars in mm, the standard weight (in kg) per metre of thebar is
Sand particles are made of
A shallow foundation is defined as a foundation which
If the volume of voids is equal to the volume of solids in a soil mass, then the values of porosity and voids ratio respectively are
e=Vv/Vs=1 (Vv=Vs)or(Vv=Vv)
n=e/(e+1) after puting value of e which is 1
n=1/(1+1) = 1/2 = 0.5
So porosity=0.5
And void ratio =1
The lime stabilization is vey effective in treating
The specific speed for a turbine has the dimensions of
The water utilizable by plants is available in the form of
In a rectangular channel, the ratio of the specific energy at critical depth E_{c} to the critical depth y_{c}is
In case of biaxial stress, the maximum value of shear stress is given by
In highway construction on superelevated curves, the rolling shall proced from
Which one of the following sequences is the most suitable for treating raw surface water to make it suitable for drinkage purpose ?
The maximum dimension of a core section for a rectangular crosssection under eccentric loading on a column (b×d) is
The maximum deflection of a simply supported beam of effective span L and subjected to acentral concentrated load W is given by
The grade of concrete M 20 means that characteristic compressive strength of 15 cmcubes after 28 days is given by
You are asked to construct a massive concrete dam. The type of cement you will use is
The initial setting time of Ordinary Portland Cement (OPC) is
A structure which affers negligible or zero resistance on bending at any point is known as
The moment required to rotate the near end of a prismatic beam through unit angle, withouttranslation, the far end being fixed is
During the manufacture of Portland cement, gyppsum or plaster of paris is added to
If the modular ratio is 'm', stress ratio in steel and concrete is 'r', then the crictical neutral axisconstant 'k' is given by
Air entrainment in the concrete increases
Which of the following is added for quick setting of cement ?
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