You Are On Multi Choice Question Bank SET 890
44502. Consider the following statements :For the N-girder shown in the given figure, ILD for force in the member, L0U1 is obtained by1. multiplying the ordinate of ILD for shear in the panel L0L1, by sec θ.2. dividing the ordinate of ILD for moment at L1 by cos θ x L0L13. dividing the ordinate of ILD for moment at L1 by L1 U1Of these statements :
44503. Consider the following statements :1. In a fluid under motion, the pressure at a point is always perpendicular to the surface.2. Pascal's law states that the pressure at a point is same in all directions.3. Magnitude of pressure of a fluid at a point is obtained from hydrostatic law.4. Pascal's law is applicable in the operation of a hydraulic press.Which of these statements are correct ?
44504. The process of determining the location of the station (on the map) occupied by the plane table is called as
44508. Consider the following limitations :1. Can be performed only on purely cohesionless soils2. Plane of failure is predetermined3. There is virtually no control on drainage4. Non-uniform distribution of stresses5. Principal stresses in the sample cannot be determined The limitations inherent in direct shear test include
44509. A symmetrical circular arch of span 25 m 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 ?
44510. 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
44511. A train is hauled by 2-8-2 locomotive with 22.5 tonnes load on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive ?
44513. A steel bar of 2 m length is fixed at both ends at 20°C. The coefficient of thermal expansion is 11 x 10-6/°C and the modulus of the elasticity is 2 x 106 kg/cm2. If the temperature is changed to 18°C, then the bar will be experience a stress of
44515. 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
44516. The bending moment diagram for an overhanging beam is shown in the given figure :The points of contraflexure would include
44517. A symmetric parabolic arch of span 12m and rise 4 m has hinges at springings and at the crown. What is the influence line ordinate at the location 3m from one lower hinge ?
44519. In a BG railway track, the specified ruling graident is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible compensated gradient of
44523. In each of the following examples certain quantity of work 'W' is done.1. The point of application of a force of (50i + 60j + 80k) in kN units moves through a distance given by (6i + 5j + 2.5k) in metres.2. A pump raises 2m3 of water through a height of 20 m (Take g = 10 m/s2).3. A shaft delivering a torque = 200 kNm makes 0.75 revolution.4. A couple (30i - 20j + 100k) in kNm units acting on a body rotates it through an angular displacement of (2i + 3j + 6k) radians.The correct sequence of these quantities of work 'W' arranged in order of their increasing magnitude is
44525. In the propped cantilever shown in the figure below, what are the values of the bending moment and shear force at the support A ?
44526. Which one of the following methods of O-D traffic surveys is conducted for comprehensive analysis of traffic and transportation data ?
44527. Consider the following statements :Soft varieties of pig iron are also known as1. foundry pig 2. grey pig3. forge pig4. mottled pig.Of these statements :
44529. Consider the following statements regarding use of mechanical vibrator :1. It can be used for small as well as large volumes of concrete.2. The mix can have high value of slump.3. Density of concrete can be high.The advantages of a mechanical vibrator include :
44530. Which one of the following specifications for length of base line refers to Third Order Triangulation system ?
44531. Two long columns C1 and C2 are made of the same materials. Column C1 has both the ends hinged while column C2 has one end hinged and other end fixed. What is the ratio of the critical load for C1 to that of C2 according to the Euler's formula ?
44533. xx, x1 x1 and x2 x2 are parallel axes of which XX is the centroidal axis. If moment of inertia of the figure about x1 x1 axis is 10m4, what is the moment of inertia of the figure about x2 x2 axis?
44535. Which of the following types of pumps can be used for concreting ?1. Piston operated. 2. Pneumatically operated. 3. Centrifugal operated, with straight blades. 4. Screw type.
44538. A soil fails under an axial vertical stress of 100 kN/m2 in unconfined compression test. The failure plane makes an angle of 50° with the horizontal. The shear parameters c and φ respectively will be
44540. A hollow steel shaft of external diameter 100 mm and internal diameter 50 mm is to be replaced by a solid alloy shaft. Assuming the same value of polar modulus for both, the diameter of the solid alloy shaft will be
44541. For a circular curve of radius 200 m, the coefficient of lateral friction of 0.15 and the design speed is 40 kmph. The equilibrium superelevation (for equal pressure on inner and outer wheel) would be
44542. A ball of mass 1 kg moving with a velocity 2 m/s collides directly with a m2 stationary ball of mass 2 kg. If the first ball comes to rest after the impact, what is the velocity of the second ball after impact ?
44543. What is number of categories into which masonry buildings are divided on the basis of earthquake resistance features ?
44544. A mild steel bar is 40 cm long. The lengths of parts AB and BC of the bar are 20 cm each. It is loaded as shown in the given figure. The ratio of the stresses, σ1 in part AB to σ2 in part BC is
44546. The normal duration and normal cost of an activity are 10 days and Rs 350/- respectively. The cost slope is Rs 75/- per day. If the crash duration is 8 days, then what is the crash cost of the activity ?
44548. Consider the following statements regarding base-line measurements :1. Very precise measurement can be done only on densely cloudy days or at nights.2. Error due to application of non-standardised pull on the tape can be either cumulative or compensating type.3. Intermediate obstructions in the measurement of base-lines can be cleared by erecting towers.Of these statements :
44549. In a hydraulic jump occurring in a horizontal rectangular channel, the sequent depths are 0.3 m and 1.2 m. What is the approximate value of energy loss in the jump ?
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