Which one of the following statements is NOT correct ?
Ringelmann's scale is used to
At the time of initial tensioning the maximum tensile stress in tendon immediately behind the anchorage shall Not exceed
Which one of the following instruments can be used as a clinometer ?
A VOR radio transmitter which emits beam in a vertical plane and gives an indication to the pilot whether he is to the left or right of the correct alignment for approach to the runway is known as
Field vane shear is the appropriate field test for obtaining the shear strength of which one of the following ?
Which one of the following is not related to theories of creep of rails ?
In a BG railway track, the specified ruling graident is 1 inThe horizontal curve ofon a gradient of 1 inwill have the permissible compensated gradient of
A beam of uniform strength refers which one of the following ?
The coefficient of linear expansion of granite is in the range of that of
Which one of the following is not essential to derive the formula used in constructing a synthetic unit hydrograph ?
A symmetrical circular arch of spanm with a central rise of 5 is hinged at crown and springings. It carries a point load on the arch in the span between the left hinge and central hinge. If the inclination of the thrust at the right hinge is θ measured from horizontal, then what is the value of tan θ ?
An open cylindrical vessel with axis vertical and filled with a liquid is falling freely with an acceleration What will be the absolute pressure at the base of the vessel ?
A mild steel bar of square cross-sectionmm xmm ismm long. It is subjected to a longitudinal tensile stress ofN/mm2 and lateral compressive stress isN/mm2 in perpendicular directions. E = 2 x 10-5 N/mm2, μ = 0.What is the approximate elongation of tht bar in the longitudinal direction ?
Consider the following statements :Obtaining reliable properties of soil is very important in geotechnical engineering. Chunksamples obtained from the field are the best for this purpose.Chunk samples may easily be obtained at all depths below ground level and for all types of soils.Undisturbed soil samples are enclosed in rugged containers. As such, they do not get disturbed easily during transportation and handling.Which of the statements given above is/are correct ?
The following statements relate to a laminar flow :Laminar flow is rotational.In laminar flow the loss of head is proportional to the square of the velocity.In laminar flow the loss of head is proportional to the first power of viscosity.In laminar flow the velocity is constant over the cross-section.Other quantities remaining the same, increase in diameter will increase the Reynolds number in laminar flow.Of these statements :
Gantt charts indicate
Undrained strength of a clay soil can be obtained by conducting which of the following tests ?UC testVane sheer testCyclic triaxial testSlow direct sheer testSelect the correct answer using the code given below :
Preliminary project report for a road project must contain
The daily cover of MSW landfills consists of which one of the following ?
A sample of ground water at a pH of 7.0 containsmg/l of bicarbonates. What is the alkalinity of this water (in terms of CaC0 ) ?
On which one of the following factors, does strength of concrete depend primarily ?
Which one of the following statements is correct ?Maximum service volume of a road is defined as the total number of vehicles that
In an aerial puhotogrammetric survey, if the exposure interval isseconds to cover ground distance ofm between exposures, what would be the ground speed of the aircraft ?
If the time required forconsolidation of a remoulded soil sample of clay with single drainage is t, then what is the time required to consolidate the same sample of clay with the same degree of consolidation but with double drainage ?
The combined motion of rotation and translation may be assumed to be a motion of pure rotation about some centre which goes on changing from time to time. The centre in question is known as
Dechlorination of water is achieved by adding
As per Lacey's regime equation, what is the flow velocity proportional to ?
Consider the following statements regarding use of mechanical vibrator :It can be used for small as well as large volumes of concrete.The mix can have high value of slump.Density of concrete can be high.The advantages of a mechanical vibrator include :
A column base is subjected to moment. If the intensity of bearing pressure due to axial load is equal to stress due to the moment, then the bearing pressure between the base and the concrete is
Zero hardness of water is achieved by :
Increase in fineness of cement
In a V-notch, an error ofin the measurement of head would constitute in the discharge measurement, an error of
Plate load test is useful to estimate
Consider the following statements :In a fluid under motion, the pressure at a point is always perpendicular to the surface.Pascal's law states that the pressure at a point is same in all directions.Magnitude of pressure of a fluid at a point is obtained from hydrostatic law.Pascal's law is applicable in the operation of a hydraulic press.Which of these statements are correct ?
A cantilever has rectangular cross-section and supports concentrated load at its free end initially. If depth and width of the beam sections are doubled, the deflection, at free end of the cantilever will reduce to what percentage of the initial deflection ?
When two moving bodies collide with each other, their velocity of separation bears a constant ratio to their velocity of approach. This ratio is termed as coefficient of
A circular sewer of diameter 1 m carries storm water to a depth of 0.m. The hydraulic radius is approximately
Which one of the following is the nominal size of standard modular brick ?
Consider the following statements about concrete sleepers :They improve the track modulus.They have good scrap value.They render transportation easyThey maintain the gauge quite satisfactorily.Of these statements :
Weigh-batching proceeds on
The final deflection due to all loads including the effects of temperature, creep and shrinkage and measured from as-cast level of supports of floors, roofs and all other horizontal members should NOT exceed
Which one of the following structures can be classified in a system of coplanar forces ?
The effective depth of a singly reinforced rectangular beam iscm. The section is over-rein-forced and the neutral axis iscm below the top. If the maximum stress attained by concrete iskg/cm2 and the modular ratio isthen the stress developed in steel would be
When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would :
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