You Are On Multi Choice Question Bank SET 887
44351. In a simply supported wooden beam under uniformly distributed load, a hole has to be made in the breadthwise direction at mid-span to provide a pipeline. From structural strength point of view, it would be advisable to have the hole made at
44352. The water supply to a house begins with the connection of the service pipe with the municipal water mains. The connections comprises :1. Stopcock 2. Goose neck3. Ferrule 4. Water meterThe correct statement of these connections is :
44354. Cross sections of two beams A (600mm x 200mm) and B (800mm x 60mm) are shown in the given figure. Both the beams have the same material. By how many times is the beam A stronger than the beam B in resisting bending ?
44355. Viewing watershed as a system, which one of the following assumptions is made in the unit graph theory ?
44356. Following statements certain to the position of Sun when it lies over the First Point of Aries :1. It's hour angle is zero. 2. It's right ascension is zero.3. It's declination is zero.Of these statements :
44360. A three-hinged semicircular arch of radius R carries a uniformly distributed load W per unit run over the whole span. The horizontal thrust is
44361. The acceleration components of a fluid particle are denoted as1. local tangential acceleration.2. convective tangential acceleration.3. local normal acceleration.4. convective normal acceleration.In a curved nozzle fitted to the end of straight pipeline carrying water under variable head, the acceleration component that are present would include
44362. In the truss shown in the given figure, the forces in the members AB and BC will be respectively (plus denotes tension)
44363. Consider the following statements :In the beam shown in the given figure, for all positions of load W (except x = 0)1. bending moment is maximum at B 2. bending moment is maximum under load 3. deflection is zero at A4. deflection is zero at B Of these statements :
44364. In a three-layered soil, water flows parallel to stratification. The thickness of the middle layer is twice that of top and bottom layer. The coefficient of permeability of middle layer (2K) is twice that of top and bottom layer (K). What is the average coefficient of permeability for this flow ?
44366. In the set up shown in the above figure, assuming the specific weight of water as 10, 000 N/m3, the pressure difference between the points A and B will be
44367. The ratio of the "standard error of a single observation of unit weight" to the standard error of the arithmetic mean of 'n' observation all of unit weight, will be
44368. If the azimuths of the two tangents to a circular curve of radius 100 m are due north and due east, then the area bounded by the two tangents and the circular curve will be
44369. What is the type of soil structure having arrangement of soil particles with a 'face to face' or parallel orientation generally recognized as
44370. In the case of a three-pinned parabolic arch carrying a uniformly distributed load on the entire span, then bending moment will be
44371. To make certain that the backfill material is more pervious than the soil to be drained, the relationship used in
44372. A perfect plane frame having n number of members and j number of joints should satisfy the relation
44373. Which of the following determination are NOT necessary for raw water from a lake for use as source of supply of water for boiler-feed ?1. Turbidity2. Bacterial count3. Iron4. Hardness.Select the correct answer using the codes given below :
44374. A beam of square section of side 'a' is plane in the following way :Case I: with two sides horizontalCase II: with a diagonal horizontalThe ratio of the section modulus of Case I that of Case II is
44375. Consider the following statements :1. Tests on cement paste to determine initial and final setting times are done at normal consistency condition.2. Low heat cement has a high percentage to tricalcium aluminate.3. High early strength portland cement contains a larger percentage of tricalcium silicate and a lower percentage of dicalcium silicate.Which of these statements are correct ?
44379. Consider the following types of soil tests :1. California bearing ratio2. Consolidation3. Unconfined compressionThe soil tests required to be done in the case of undisturbed samples include
44380. A cantilever beam AB, fixed at A and carrying a load W at the free end B, is found to deflect by δ at the mid-point of AB. The deflection of B due to a load W/2 at the mid-point will be
44381. A plan of an area drawn with the original scale of 1 cm = 10 m, has shrunk such that a line, originally 15 cm long on the plan, measures now 14.5 cm. The shrunk scale is given by 1 cm equal to
44383. Two closed thin vessels, one cylindrical and the other spherical with equal internal diameter and wall thickness are subjected to equal internal fluid.pressure. The ratio of hope stresses in the cylindrical to that of spherical vessels is
44384. For a partially saturated soil, Δu the increase in pore water pressure, when no drainage is permitted, is expressed as (where A and B are Skempton's pore pressure parameters and Δσ1 and Δσ3 are major and minor principal stress increments)
44385. The shear force diagram for a simple supported beam of span 'l' is given in the figure. The maximum bending moment is
44386. A compound bar consisting of material A and B is tightly secured at the ends. The coefficients of thermal expansion of A is more than that of B. When the temperature is increased the stresses induced will be
44387. Couple M is applied at C on a simply supported beam AB. What is the maximum shear force for the beam ?
44388. At a certain point in a structural member, there are perpendicular stresses 80 N/mm2 and 20 N/mm2, both tensile. What is the equivalent stress in simple tension, according to the maximum principal strain theory ? (Poisson's ratio = 0.25)
44389. Duration along the critical path defines which of the following ?1. Shortest duration needed2. Shortest duration permissible3. Longest duration needed4. Longest duration permissibleSelect the correct answer using the code given below :
44390. A cantilever of constant depth carries a uniformly distributed load on the whole span. To make the maximum stress at all sections the same, the breadth of the section at a distance x from the free end should be proportional to
44391. Consider the following parameters related to a rotary intersection :1. Width of the weaving section.2. Length of the weaving section.3. Proportion of weaving traffic.4. Weaving angle.5. Width of the carriageway at entry.Capacity is generally expressed in terms of
44392. Consider the following statements :I. The intersection of the first and last ray in funicular diagram is on the line of action of the resultant.II. Intersection of first and last ray in polar diagram gives the magnitude of the resultant. Of these statements :
44395. Following data are given for two soil samples A and B : Sample A : Void ratio = 1, total volume = 1 m3 Sample B : Void ratio = 2, total volume = 1 m3.The two samples are mixed and compacted in a mould to a volume of 1 m3. Which one of the following figures correctly indicates the porosity of the compacted soil ?
44396. The laboratory tests on a sample yielded the following results :Plasticity index : 32 %Liquidity index : - 0.15, Activity number: 1.58.Which of the following inferences can be drawn ?1. The soil is very stiff.2. The soil is medium soft.3. The soil is highly plastic.4. The soil is medium plastic.5. The soil is active.Select the correct answer using the codes given below :
44398. The depreciation charges for a machine are thirty paise per working hour. The machine has a scrap value of Rs 2, 000 and a working hour average life of 24000 hours. What is the purchase price of the machine ?
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