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44601. In a rectangular channel, the depths of flow before and after the hydraulic jump are respectively 0.2 m and 1.2 m. What is the energy loss in the jump ?

44602. A three-hinged circular arch ACB is formed by two quadrants of circles AC and BC of radii 2R and R respectively with C as crown, as shown in the figure at side. Consider the following in respect of the reactive forces developed at support A and B due to concentrated load W at the Crown. 1. Line of action RA at A is inclined as 45° to the horizontal. 2. VA = VB = W/2 3. HB = 2 HA 4. HA = HB = W/2 Which of the above is/are correct ?

44603. 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

44604. Consider the following statements in the context of aeolian soils :1. The soil has low density and low compressibility2. The soil is deposited by wind3. The soil has large permeability.Of these statements :

44605. Which of the following pairs are correctly matched ?1. Standard penetration test....Relative density2. Vane shear....Cohesion3. Consolidation test....Bearing capacitySelect the correct answer using the codes given below :

44606. Neglecting self weight, which of the following beams will have points of contraflexure ?

44607. Which one of the following is not essential to derive the formula used in constructing a synthetic unit hydrograph ?

44608. In an aerial puhotogrammetric survey, if the exposure interval is 20 seconds to cover ground distance of 1000 m between exposures, what would be the ground speed of the aircraft ?

44609. The head over a 90° V-notch weir increases from 0.15 m to 0.3 m. The ratio of new discharge to the original discharge is, nearly equal to

44610. Consider the following statements with ragard to crack formation and its control:1. The surface width of the crack should not, in general, exceed 0.30 mm for structures not subjected to aggressive environment.2. When depth of web in a beam exceeds 750 mm, side face reinforcement @ 0.1 percent of web area should be provided on each face.3. The nominal spacing of main bars in a slab should not exceed three times the effective depth of a solid slab or 300 mm, whichever is smaller.Which of the statements given above is/are correct ?

44611. A rigid bar is supported by a spring as shown in the given figure.The deflection of the point B will be

44612. Undrained strength of a clay soil can be obtained by conducting which of the following tests ?1. UC test2. Vane sheer test3. Cyclic triaxial test4. Slow direct sheer testSelect the correct answer using the code given below :

44613. Which one of the following is the nominal size of standard modular brick ?

44614. What is the ratio of rate of back-washing to that of filtration in a typical rapid sand filter ?

44615. A point in an element is stressed as shown in the given figure. What is the value of normal stress on the oblique plane BE ?

44616. A circular sewer of diameter 1 m carries storm water to a depth of 0.75 m. The hydraulic radius is approximately

44617. If the staff intercept on a staff located at 100 m from the level for five division deviation of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble tube is

44618. If the magnitude of the resultant of two forces F and 2F acting at a point O is 50 N, and the included angle between F and 2F is 90°, then what is the magnitude of F ?

44619. Consider the following assumptions in the analysis of a plane truss 1. The individual members are straight.2. The individual members are connected by frictionless hinges.3. The loads and reactions act only at the joints.Of these assumptions :

44620. In a shear test on cohesionless soils, if the initial void ratio is less than the critical void ratio, the sample will :

44621. Active earth pressure per metre length on the retaining wall with a smooth vertical back as shown in the given figure will be

44622. Which of the following rules are used in choosing the repeating variables in dimensional analysis :1. Repeating variables should include the dependent variables2. Repeating variables should contain all primary units used in describing the variables in the problem3. Repeating variables should combine among themselves.4. Repeating variables should not contain the dependent variables.Select the correct answer using the codes given below :

44623. The proportion of second moment of area about the centroidal axis to second moment of area about the base of a rectangle will be

44624. Mean precipitation over an area is best obtained from gauged amounts by

44625. Loses deposits are formed by

44626. If the time required for 60% consolidation 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 ?

44627. The principle of virtual work states that the virtual work is zero for

44628. A uniform beam of span l carries a uniformly distributed load W per unit length as shown in the figure. The supports are at a distance of x from either end. What is the condition for the maximum bending moment in the beam to be as small as possible?

44629. A circle of radius 7 m has a standard error of 0.02 m on the radius. The standard error of its area is

44630. Consider the following properties :1. The sum of the three sides is always greater than the circumference of the great circle.2. The sum of the three angles is less than six right angles and greater than two right angles.3. The sum of the sides is greawter than the third side.4. The smaller angle is opposite the smaller side and vice versa.The propoerties of spherical triangles would include

44631. On which one of the following factors, does strength of concrete depend primarily ?

44632. 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 :

44633. The double-line field book is most commonly used for recording

44634. The wood preservative "Creosote" is derived from

44635. To determine the length of a bridge proposed to be built across a wide river, the surveying method of choice would be

44636. Which one of the following statements is correct ?Maximum service volume of a road is defined as the total number of vehicles that

44637. The pressure gradient in the direction of flow is equal to the :

44638. When the strain in a material increases with time under sustained constant stress, the phenomenon is known as

44639. An upward hydraulic gradient i of a certain magnitude will initiate the phenomenon of boiling in granular soils. The magnitude of this gradient is

44640. Well-graded dense saturated sands have high shear strength because :

44641. Consider the following statements :A critical activity in a CPM network has1. The longest duration of all activities2. zero total float3. zero for float4. The shortest duration of all activitieswhich one of the statements given above are correct ?

44642. Which one of the following is the correct statement ? A heterotroph is an organism that obtains

44643. Which one of the following sections performs better on the ductility criterion ?

44644. Westergaard's formula for vertical stress gives greater value of stress than that by the Boussinesq's formula, when r/z exceeds :

44645. A round steel bar of overall length 40 cm consists of two equal portions of 29 cm each having diameters of 10 cm and 8 cm respectively. If the rod is subjected to a tensile load of 10 tones, the elongation will be given by :(E = 2 x 106 kg/cm2)

44646. In the cantilever beam shown in the figure, what is the percentage of bending moment at l/2 with respect to the maximum bending moment at the fixed support ?

44647. Which one of the following is the correct statement ? The strength of timber :

44648. A and B are two traverse stations free from local attraction errors. If the true bearing of a line AB is 89°, and the magnetic declination at point A is 1° West, then the magnetic bearing of the line BA would be

44649. For a fully saturated clay Skempton's pore pressure parameter B is

44650. What is the correct sequence of the following metals in the decreasing order of their Poission's ratio ?(a) Aluminium(b) Cast iron(c) SteelSelect the correct answer using the code given below :

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44601. In a rectangular channel, the depths of flow before and after the hydraulic jump are respectively 0.2 m and 1.2 m. What is the energy loss in the jump ? (adsbygoogle = window.adsbygoogle || []).push({});