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The main function of mammalian corpus luteum is to produce
The process of turning the telescope about the vertical axis in horizontal plane is known as
An internal focussing type surveying telescope, may be focussed by the movement of
For a simple circular curve, which one of the following gives the correct relation between the radius, R and degree of curve D, for 20 m arc length ?
Lacey's regime scour depth is given by
Where q is discharge per unit width and f is silt factor.
According to Lacey's theory, the silt supporting eddies are generated from
For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is
The ruling design speed on a National Highway in plain as per IRC recommendations is
The most suitable equipment for compacting clayey soils is a
The approximate proportion of dry cement mortar required for brickwork is
As per I.S. Code of Practice, concrete should be cured at
While testing the compressive strength of cement concrete, the correct standard conditions (viz. temperature, age, humidity and size of the specimen) to be maintained as per I.S. are
One of the main demerits in using the lime mortar is that it
Which one of the following is not requirement in concrete mix - design?
Consider the following statements:
Fiber saturation point in wood is reached when
1. Free water is removed.
2. Cell water is removed.
3. Shrinkage of wood is rapid
4. Strength gain is rapidWhich of these statements are correct ?
For a two dimensional flow, the stream function is given by 1/2 = 2xy. The velocity at a point (3, 4) is equal to :-
The pressure rise due to water hammer depends upon :-
The coefficient of discharge, Cd in terms of CV and CC is given by (Notations have their usual meaning) :-
The purpose of cross regulator in a canal is :-
Which of the following dams of India is an example of arch dam ?
For uniform flow in a rectangular channel which one is correct statement (SO = bed slope, Sf =energy slope, and SW = water surface slope):-
The discharge per unit draw down at the well is known as :-
If the sediment size is 0.81 mm the silt factor will be :-
As per IS code, the minimum grade of concrete for the design of prestressed concrete structureis :-
In a slab, the minimum reinforcement using steel of grade Fe 415 is :-
If nominal shear stress exceeds the design shear strength of concrete , the shear
reinforcement as per IS-456 will be provided for shear stress equal to :-
Minimum reinforcement in a circular concrete column as pe IS- 456 is :-
Span to effective depth ratio for a continuous beam with steel grade of Fe 415 should not bemore than :-
For assessing strength of a structure for limit state of collapse, the values of partial safety factors for concrete and steel are taken respectively as:-
If a beam fails in bond, its bond strength can be increased most economically by :-
The fixed support in real beam becomes in the conjugate beam as :-
A beam is hinged at end A and fixed at B. If moment M is applied at end A, the momentdeveloped at end B will be:-
Section modulus for hollow circular section of outer diameter 'D' and inner diameter 'd' is :-
For a statically indeterminate pin jointed planeframe, the relation between number of 'm' and number of joints 'J' is expressed as :-
In moment distribution method, the sum of distribution factors of all the members meetingat any joint is always:-
The strain energy stored in a member due to bending moment M is given by :-
Allowable average shear in an un-stiffened web for beams made of steel of grade 250 N/mm2 is :-
Normally, the pitch of roof truss with asbestos sheets should not be less than :-
As per IS code, the maximum pitch of rivets in compression flange (thickness 't') of a built up beam is :-
In a plate girder, bending moment is primarily resisted by :-
The load factor applied to dead loads or live loads in the design of steel structures is :-
Westergaard's analysis for stress distribution Mbeneath loaded area is applicable to :
Density Index is the term used to express relative compactness of :-
The permeability of a soil sample depends upon :-
The process by which the soil particles are artificially rearranged into a closer state of contact by mechanical means in order to decrease the porosity, is known as :-
The major loss of hydraulic energy in pipe flow occurs in long pipe due to :-
The type of vortex for the flow of water in a wash basin, when it is being emptied through acentral opening , is called :-
A long thin walled cylindrical shell, closed at both ends, is subjected to an internal pressure. The ratio of the hoop stress (circumferential stress) to longitudinal stress developed in the shell is
Match the following two lists:
e. Yield of a stream
1. Quick response flow
2. Annual runoff volume
4. Dalton's Law
5. Groundwater recharge
Total degree of static indeterminacy (both internal and external) of the plane frame shownin the figure below is
Principle involved in the relationship between submerged unit weight and saturated weight of a soil is based on
The consistency of a saturated cohesive soil is affected by
Consider the following
A stilling well is not required when the stage measurement is made by employing :
1. Bubble gauge
2. Float gauge recorder
3. Inclined staff gauge
4. Echo depth recordingOf these, the statements
Identify the correct statement:
The direct method of flow measurement include
1. Area-velocity method
2. Dilution technique
3. Flow measuring structures
4. Ultrasonic method
5. Slope-area methodThe correct statements are
The slope deflection equation at the end B for the member BC of the frame shown in the given
figure will be
An accurate estimate of average rainfall in a particular catchment area can be obtained by -
Inconsistency of rainfall data can be checked by
Consider the following chemical emulsions.
Which of the above chemical emulsion is/are usedto minimize the loss of water through the process of evaporation ?
The following methods are used for structural analysis :
1. Macaulay method
2. Column analogy method
3. Kani's method
4. Method of sections
Those used for indeterminate structural analysiswould included
Sets of principal stresses acting at any point in a stressed body are given below:
The transverse shear stress acting in abeam of rectangular cross section subjected to a transverse shear load , is
The total elongation of the structural element fixed, at one end, free at the other end, and of varying cross-section as shown in the figure when subjected to a force P at free end is given by
On which of the following factors does activity of a soil depend ?
2. Minerals present
3. Clay content
4. Silt content
Select the correct answer using the codes givenbelow :
The Atterberg limits of a clay are 38% , 27% and 24.5%. It's natural water content is 30%.The clay is in the state.
For sand of uniform spherical particles, the void ratio in the densest states is
The following data are given for the laboratory sample
If thickness of the clay specimen is 25 mm, the value of coefficient of volume compressibility is
(in 10–4 m2/kN)
A prismatic bar ABC is subjected to an axial load of 30 kN; the reactions RA and RC will be
What is range of values of Poisson's ratio for ductile materials ?
The internal molecular attraction of a soil, the cohesion
Soils deposited by wind are known as aeolian deposits. Collapsible soil is those for which there is a decrease in volume on the addition of water. Loess is one such example. Loess is a silt deposit made by wind.
Which one of the following statements regarding coefficient of consolidation CV is correct ?
A saturated soil sample has moisture content = 30 % and specific weight = 2.7, considering gw = 10 KN/m3, what is the void ratio of sample ?
The amount of gradient is required to be reduced, whenever a horizontal curve and gradient have to be provided together. What is this process known as ?
The compensated gradient provided at the curve of radius 100 m with a ruling gradient of 5% is
Transition curves are provided on the approach to horizontal curves in order to
Match the following
a. Toughness 1. Devel
b. Adhesion to bitumen 2. Soundness test
c. Hardness 3. Impact test
d. Durability 4. Stripping value
a b c d
(A) 3 4 2 1
(B) 3 4 1 2
(C) 2 4 1 3
(D) 3 2 1 4
The velocities and corresponding flow areas of the branches labelled 1, 2, 3, 4 and 5 for a pipe system shown in the given figure are given in the following table:
The velocity V5 would be
a composite consisting of a bar enclosed inside a tube of another material when compressed under a load 'W' as a whole through rigid collars at the end of the bar. The equations of compatibility is given by suffixes 1 and 2 refer to bar and tube respectively.
Efficiency of sedimentation tank for a given discharge can be increased by
Tests usually employed to determine chlorine residuals in water
(i) orthotolidine test
(ii) starch-iodide test
Sewer lines are designed for a design period of
The trunk of tree left after cutting all the branches is known as
Rankine's formula for column is valid when slenderness ratio