civil engineering Mcqs
1901. Latest start of an activity is always________________?
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A. less than or equal to latest event time of preceding node

B. less than latest event time of preceding node

C. equal to latest event time of preceding node

D. greater than or equal to latest event time of preceding node
1902. The desirable rate of change of cant deficiency in case of Metre Gauge is_______________?
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A. 65 mm/sec

B. 55 mm/sec

C. 20 mm/sec

D. 35 mm/sec
1903. Select the correct statement?
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A. Flexibility matrix is a square symmetrical matrix

B. Stiffness matrix is a square symmetrical matrix

C. both A. and B.

D. none of the above

1904. The fixed support in a real beam becomes in the conjugate beam a___________________?
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A. fixed support

B. hinged support

C. roller support

D. free end
1905. Degree of kinematic indeterminacy of a pin-jointed plane frame is given by______________?
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A. 3j r

B. 2j r

C. 2j + r

D. j 2r

1906. As per International Civil Aviation Organization (ICAO) recommendation, minimum width of safety area for instrumental runway should be_________________?
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A. 78 m

B. 300 m

C. 450 m

D. 150 m

1907. Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is__________________?
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A. 8

B. 3

C. 2

D. 6
1908. Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle?
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A. Concrete

B. Loose sand

C. Asphalt

D. Firm earth

1909. The correct relation between curve lead (CL), switch lead (SL) and lead of crossing (L) is given by__________________?
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A. L = (CL+SL)/2

B. L =CL-SL

C. CL = L SL

D. SL = L + CL

1910. Wheeled tractors are replacing crawler tractors because________________?
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A. sider the following statements?

1911. The permissible bending stresses Pbet for steel slab bases should not exceed_______________?
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A. 1500 kg/cm2

B. 1800 kg/cm2

C. 1650 kg/cm2

D. 1890 kg/cm2

1912. The time with which direct cost does not reduce with the increase in time is known as_________________?
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A. optimistic time

B. normal time

C. standard time

D. crash time

1913. For determining the basic runway.length, the landing case requires that aircraft should come to a stop within p % of the landing distance. The value of p is________________?
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A. 60%

B. 40%

C. 75%

D. 50%

1914. At a work site, statistical quality control of concrete means________________?
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A. reduction in wastage of inspection costs

B. measurement of risks to eliminate failures

C. applying the theory of probability to sample testing or inspection

D. reduction in costs for the removal of defects

1915. In Belgium method of tunneling _________________?
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A. construction of roof arch is completed before side walls and invert are built

B. construction of invert is completed before side walls and roof arch are built

C. construction of invert and side walls is completed before roof arch is built

D. construction of side walls is completed before invert and roof arch are built

1916. Consider the following statements for a power shovel?
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A. i) Output can be increased by keeping the depth of cut less than optimum depth

B. ) Output can be increased by increasing the size of shovel</strong>

C. ) For a given angle of swing, output will be maximum at optimum depth of cut

D. ect the correct statements?

E. Output can be increased by reducing the angle of swing for a given depth of cut
1917. A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is: Drive wheels : 25000 kg Scraper wheels : 10000 kg If the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is_______________?
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A. 10000 kg

B. 22500 kg

C. 5000 kg

D. 12500 kg
1918. A triangle is used for__________________?
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A. separating all the sidings and shunting lines from main lines

B. changing the direction of engine

C. preventing the vehicles from running off the track

D. transferring wagons to and from parallel tracks without shunting

1919. To generate the j the column of the flexibility matrix________________?
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A. a unit force is applied at coordinate j and the displacements are calculated at all coordinates

B. a unit displacement is applied at co-ordinate j and the forces are calculated at all coordinates

C. a unit force is applied at coordinate j and the forces are calculated at all coordinates

D. a unit displacement is applied at co-ordinate j and the displacements are calculated at all co-ordinates

1920. The number of independent equations to be satisfied for static equilibrium in a space structure is___________________?
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A. 6

B. 3

C. 2

D. 4

1921. The capacity of parallel runway pattern depends upon______________?
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A. weather conditions and navigational aids available

B. lateral spacing between two runways and weather conditions

C. lateral spacing between two runways, weather conditions and navigational aids available

D. lateral spacing between two runways and navigational aids available

1922. Which of the following does not represent an activity?
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A. the invitations are being sent

B. site located

C. the office area is being cleaned

D. foundation is being dug

1923. If N is the number of shafts used, then the total number of feces available for attacking the excavation and construction in tunnels are_________________________?
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A. 2 N + 2

B. 2 N + 1

C. N + 2

D. 2N

1924. When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that___________________?
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A. the head of the load reaches the section

B. the tail of the load reaches the section

C. the load position should be such that the section divides it equally on both sides

D. the load position should be such that the section divides the load in the same ratio as it divides the
1925. The object of providing a point lock is_________________?
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A. to detect any obstruction between and tongue rail

B. to ensure that the point may not be operated while the train is on it

C. none of the above

D. to ensure that each switch is correctly set
1926. Sleeper density in India is normally kept as___________________?
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A. M + 5toM+10

B. MtoM+2

C. M + 2 to M + 7

D. M

1927. American method of tunneling________________?
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A. ) requires heavy timbers </strong>

B. ect the correct answer?

C. is no, suitable for railway or highway tunnels

D. is suitable for large sized tunnels
1928. For which of the following materials, the output of power shovels for a fixed shovel size will be maximum_______________?
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A. Good common earth

B. Moist loam

C. Wet sticky clay

D. We|l blasted rock

1929. Tensile strength of steel used in rails should not be less than____________________?
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A. 450 MPa

B. 700 MPa

C. 850 MPa

D. 500 MPa

1930. Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called_________________?
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A. buckled rails

B. roaring rails

C. hogged rails

D. corrugated rails

1931. Vertical curves are provided where algebraic difference between grades is equal to or_________________?
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A. less than 2 mm/m

B. more than 2 mm/m

C. more than 4mm/m

D. less than 4 mm/m

1932. Muller Breslaus principle for obtaining influence lines is applicable to___________________?
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A. trusses

B. statically determinate beams and frames

C. ) statically indeterminate structures, the material of which is elastic and follows Hookes law

D. any statically indeterminate structure</strong>

1933. The anchorage value of standard U-type hook of a reinforcing bar of diameter d in tension, is______________?
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A. 4 d

B. 16 d

C. 12 d

D. 8d

1934. If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is_______________?
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A. stable and statically determinate

B. unstable

C. stable and statically indeterminate

D. none of the above

1935. If the output of a dragline for 90 angle of swing at optimum depth of cut is X, then the output for 120 angle of swing at 120 % of optimum depth of cut will be_________________?
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A. less than X

B. more than X

C. equal to X

D. any of the above

1936. PERT is preferred for planning because of________________?
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A. sider the following features/factors

1937. An earth moving equipment costs Rs. 5,00,000/- and has an estimated life of 10 years and a salvage value of Rs. 50,000/-.What uniform annual amount must be set aside at the end of each of the 10 years for replacement if the interest rate is 8% per annum and if the sinking fund factor at 8% per annum interest rate for 10 years is 0.069 ?
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A. Rs. 34500

B. Rs. 50000

C. Rs. 37950

D. Rs. 31050
1938. Pick up the correct statement for the web stiffeners?
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A. all the above

B. for horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange

C. vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d

D. d is the distance between flange angles or the clear distance between flanges

1939. The mortars used for masonry construction are classified based on strength in IS 2250 and IS 1905 according to their designations L1,L2, H1, H2, M, M2.
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A. correct sequence of increasing order of their strengths is?

1940. The item of steel work which is measured in sq.m, is_________________?
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A. All the above

B. Collapsible gates

C. Ventilators and glazing

D. Rolling shutters

1941. Where a structural component or a system is providing lateral support to five or more walls or columns, the lateral load to be resisted may be taken as_______________?
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A. 4 percent

B. 5 percent

C. 6 percent

D. 7 percent
1942. Pick up the correct statement from the following?
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A. The bent up bars at a support resist the sharing force

B. All the above

C. The bending of bars near supports is generally at 45

D. The bent up bars at a support resist the negative bending moment

1943. The weight of an item is measured correct to nearest_________________?
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A. 1.00 kg

B. 0.75 kg

C. 0.25 kg

D. 0.50 kg

1944. For strengthening a 50 m long and 5 m high straight compound wall built in brick work, which one of the following would be most suitable?
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A. providing buttresses at certain intervals

B. using stronger bricks

C. using a richer mortar

D. providing a deeper foundation

1945. The underground sources of water, is from______________?
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A. k up the incorrect statement from the following?

1946. A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180 at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2:1, the earth work involved ?
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A. 27,000 m3

B. 26,500 m3

C. 27,500 m3

D. 26,000 m3

1947. Which of the following is used for servicing and repairs of the aircraft ?
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A. holding apron

B. Terminal building

C. Apron

D. Hanger
1948. Surge tanks are used_______________?
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A. to guard against water hammer

B. to increase the velocity in a pipeline

C. as overflow valves

D. for storage water

1949. The maximum harbour depth below lowest low water is generally equal to_________________?
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A. loaded draft + 1.2 m when bottom is rock

B. ) loaded draft + 1.8 m when bottom is soft

C. ) loaded draft + 1.8 m when bottom is rock</strong>

D. i) loaded draft + 1.2 m when bottom is soft

1950. The mode of failure of a very short masonry member having h/t ratio of less than 4 is by _______________?
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A. any of the above

B. vertical tensile splitting

C. shear

D. buckling