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MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 901. |
The person desires to pay off the amount in 10 equal annual instalments. The amount of each instalment is : |
| A. | Rs 5638 |
| B. | Rs 6638 |
| C. | Rs 7738 |
| D. | None of these |
| Answer» B. Rs 6638 | |
| 902. |
In IS : 800 (1984) the permissible compressive stress in column is based on : |
| A. | Euler formula |
| B. | Secant formula |
| C. | Rankine-Gordan formula |
| D. | Rankine-Merchant formula |
| Answer» C. Rankine-Gordan formula | |
| 903. |
The stepped cantilever is subjected to moments, M as shown in the figure below. The vertical deflection at the free end (neglecting the self weight) is |
| A. | <img src="/_files/images/civil-engineering/gate-exam-questions/917-322-2.png"> |
| B. | <img src="/_files/images/civil-engineering/gate-exam-questions/917-322-3.png"> |
| C. | <img src="/_files/images/civil-engineering/gate-exam-questions/917-322-4.png"> |
| D. | Zero |
| Answer» D. Zero | |
| 904. |
A road is provided with a horizontal circular curve having deflection angle of 55 and centre line radius of 250 m. A transition curve is to be provided at each end of the circular curve of such a length that the rate of gain of radial acceleration is 0.3 m/s3 at a speed of 50 km per hour. Length of the transition curve required at each of the ends is |
| A. | 2.57 m |
| B. | 33.33 m |
| C. | 35.73 m |
| D. | 1666.67 m |
| Answer» D. 1666.67 m | |
| 905. |
Sand drains are used to : |
| A. | reduce the settlement |
| B. | accelerate the consolidation |
| C. | increase the permeability |
| D. | transfer the load |
| Answer» B. accelerate the consolidation | |
| 906. |
Temporary hardness in water is caused by the presence of |
| A. | Bicarbonates of Ca and Mg |
| B. | Sulphates of Ca and Mg |
| C. | Chlorides of Ca and Mg |
| D. | Nitrates of Ca and Mg. |
| Answer» B. Sulphates of Ca and Mg | |
| 907. |
Bituminous materials are commonly use in highway construction because of their good |
| A. | tensile and compression properties. |
| B. | binding and water proofing properties. |
| C. | shear strength and tensile properties. |
| D. | bond and tensile properties. |
| Answer» C. shear strength and tensile properties. | |
| 908. |
The following general statement may be made about the penetration value and softening point of bitumen |
| A. | higher the penetration value, higher is the softening point |
| B. | higher the penetration value, lower is the softening point |
| C. | for very high and very low penetration value the softening point is very low |
| D. | absolutely no correlation can be drawn between penetration value and softening point of bitumen |
| Answer» C. for very high and very low penetration value the softening point is very low | |
| 909. |
A trickling filter is primarily a : |
| A. | straining process to remove suspended solids from sewage |
| B. | biological oxidation process to remove BOD from sewage |
| C. | straining process to remove turbidity from water |
| D. | straining process to remove bacteria from water |
| Answer» C. straining process to remove turbidity from water | |
| 910. |
An important purpose of prime coats is to: |
| A. | promote the bond between the base and the wearing courses |
| B. | promote the adhesion between an existing wearing surface and a subsequent wearing surface |
| C. | promote the bond between the sub-base cause and the sub-grade |
| D. | increase the stability of the sub-grade |
| Answer» C. promote the bond between the sub-base cause and the sub-grade | |
| 911. |
A soil having particles of nearly the same size is known as |
| A. | well graded |
| B. | uniformly graded |
| C. | poorly graded |
| D. | gap graded |
| Answer» C. poorly graded | |
| 912. |
A direct shear test was conducted on a cohesionless soil (c = 0) specimen under a normal stress of 200 kN/m2. The specimen failed at a shear stress of 100 kN/m2. The angle of internal friction of the soil (degrees) is |
| A. | 26.6 |
| B. | 29.5 |
| C. | 30.0 |
| D. | 32.6 |
| Answer» B. 29.5 | |
| 913. |
The width of expansion joint gap is 2.5 cm in a cement concrete pavement. The spacing between expansion joints for a maximum rise in temperature of 25 C is, (assuming coefficient of thermal expansion of concrete as 10 x 10-6 per degree C), |
| A. | 5 m |
| B. | 50 m |
| C. | 100 m |
| D. | 25 M |
| Answer» B. 50 m | |
| 914. |
The ideal form of curve for the summit curve is : |
| A. | spiral |
| B. | parabola |
| C. | circle |
| D. | lemniscate |
| Answer» C. circle | |
| 915. |
The particle size distribution curves are extremely useful for the classification of |
| A. | fine grained soils |
| B. | coarse grained soils |
| C. | both coarse grained and fine grained soils |
| D. | silts and clays |
| Answer» D. silts and clays | |
| 916. |
A circular sewer 2 m diameter has to carry a discharge of 2 m3/s when flowing nearly full. What is the minmum required slope to initiate the flow ? (Assume Manning's n = 0.015) |
| A. | 0.00023 |
| B. | 0.000036 |
| C. | 0.000091 |
| D. | 0.000014 |
| Answer» D. 0.000014 | |
| 917. |
Biochemical oxygen demand (BOD) of waste water is a measure of |
| A. | total concentration of a biochemicals |
| B. | total concentration of organic matter |
| C. | concentration of biodegradable organic matter |
| D. | concentration of chemically oxidisable matter |
| Answer» D. concentration of chemically oxidisable matter | |
| 918. |
In using the data from a plate bearing test for determining the modulus of subgrade reaction, the value of settlement to be used is : |
| A. | 1.25 mm |
| B. | 2.50 mm |
| C. | 3.75 mm |
| D. | 1.75 mm |
| Answer» B. 2.50 mm | |
| 919. |
A pre-tensioned concrete member of section 200 mm x 250 mm contains tendons of area 500 mm2 at centre of gravity of the section. The prestress in the tendons is 1000 N/mm2. Assuming modular ratio as 10, the stress (N/mm2) in concrete is |
| A. | 11 |
| B. | 9 |
| C. | 7 |
| D. | 5 |
| Answer» C. 7 | |
| 920. |
What is the equivalent single wheel load of a dual wheel assembly carrying 20, 440 N each for pavement thickness of 20 cm ? Centre to centre spacing of tyres is 27 cm and the distance between the walls of tyres is 11 cm |
| A. | 27, 600 N |
| B. | 32, 300 N |
| C. | 40, 880 N |
| D. | 30, 190 N |
| Answer» E. | |
| 921. |
A person standing on the bank of a canal drops a stone on the water surface. He notices that the disturbance on the water surface in not travelling upstream. This is because the flow in the canal is |
| A. | sub-critical |
| B. | super-critical |
| C. | steady |
| D. | uniform |
| Answer» C. steady | |
| 922. |
For a highway with design speed of 100 kmph, the safe overtaking sight distance is (assume accelerations as 0.53 m/sec2) |
| A. | 300 m |
| B. | 750 m |
| C. | 320 m |
| D. | 470 m |
| Answer» C. 320 m | |
| 923. |
One of the following statements is true with regards to bodies that float or are submerged in liquids : |
| A. | For a body wholly submerged in a liquid the stability is ensured if the centre of buoyancy is below the centre of gravity of the body |
| B. | For a body floating in a liquid the stability is ensured if the centre of buoyancy is below the centre of gravity of the body |
| C. | For a body floating in a liquid the stability is ensured if the centre of buoyancy and the centre of gravity, regardless of the relative positions of the centre of buoyancy and gravity |
| D. | For a body floating in a liquid the stability is ensured if the centre of buoyancy is below the centre of gravity and the metacentre is above both the centres of gravity and buoyancy. |
| Answer» E. | |
| 924. |
Transition curves are provided on the approach to horizontal curves in order to : |
| A. | increase jerk to allowable levels |
| B. | minimize the length of the horizontal curve |
| C. | simplify the laying-out and construction of the horizontal curve |
| D. | reduce jerk to allowable levels |
| Answer» E. | |
| 925. |
The shape of clay particle is usually |
| A. | angular |
| B. | flaky |
| C. | tubular |
| D. | rounde |
| Answer» C. tubular | |
| 926. |
The appropriate field test to determine the insitu undrained shear strength of soft clay is : |
| A. | plate load test |
| B. | static cone penetration test |
| C. | standard penetration test |
| D. | vane shear test |
| Answer» E. | |
| 927. |
A hyetograph is a graph representing |
| A. | rainfall volume with time |
| B. | rainfall intensity with time |
| C. | rainfall intensity with duration |
| D. | rainfall intensity over an area |
| Answer» C. rainfall intensity with duration | |
| 928. |
While deriving an expression for loss of head due to a sudden expansion in a pipe, in addition to the continuity and impulse-momentum equations, one of the following assumptions is made : |
| A. | Head loss due to friction is equal to the head loss in eddying motion |
| B. | The mean pressure in eddying fluid is equal to the downstream pressure |
| C. | The mean pressure in eddying fluid is equal to the upstream pressure |
| D. | Head lost in eddies is neglected |
| Answer» D. Head lost in eddies is neglected | |
| 929. |
A three hinged arch shown in the below figur is quarter of a circle, If the vertical and horizontal components of reaction at A are equal, the value of is |
| A. | 60 |
| B. | 45 |
| C. | 30 |
| D. | None in (0 , 90 ) |
| Answer» C. 30 | |
| 930. |
In cohesive soils the depth of tension crack (Zcr) is likely to be |
| A. | <img src="/_files/images/civil-engineering/gate-exam-questions/902-176-1.png"> |
| B. | <img src="/_files/images/civil-engineering/gate-exam-questions/902-176-2.png"> |
| C. | <img src="/_files/images/civil-engineering/gate-exam-questions/902-176-3.png"> |
| D. | <img src="/_files/images/civil-engineering/gate-exam-questions/902-176-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/gate-exam-questions/902-176-3.png"> | |
| 931. |
The removal of dissolved organic matter occurs in |
| A. | slow sand filters |
| B. | trickling filters |
| C. | rapid sand filters |
| D. | dual media filters |
| Answer» C. rapid sand filters | |
| 932. |
The toughness index of clayey soils is given by |
| A. | Plasticity index/Flow index |
| B. | Liquid limit/Plastic limit |
| C. | Liquidity index/Plastic limit |
| D. | Plastic limit/Liquidity index |
| Answer» B. Liquid limit/Plastic limit | |
| 933. |
The comparison between pumps operating in series and in parallel is : |
| A. | Pumps operating in series boost the discharge, whereas pumps operating in parallel boost the head. |
| B. | Pumps operating in parallel boost the discharge, whereas pumps operating in series boost the head. |
| C. | In both cases there would be a boost in discharge only. |
| D. | In both cases there would be a boost in head only. |
| Answer» C. In both cases there would be a boost in discharge only. | |
| 934. |
At highway stretches where the required overtaking sight distance cannot be provided, it is necessary to incorporate in such sections the following : |
| A. | at least twice the stopping sight distance |
| B. | half of the required overtaking sight distance |
| C. | one third of the required overtaking sight distance |
| D. | three times the stopping sight distance. |
| Answer» B. half of the required overtaking sight distance | |
| 935. |
The total active thrust on a vertical wall 3m high retaining a horizontal sand backfill (unit weight t = 20 kN/m3, angle of shearing resistance ' = 30 ) when the water table is at the bottom of the wall, will be: |
| A. | 30 kN/m |
| B. | 35 kN/m |
| C. | 4 kN/m |
| D. | 45 kN/m |
| Answer» B. 35 kN/m | |
| 936. |
A roundabout is provided with an average entry width of 8.4 m, width of weaving section as 14 m, and length of the weaving section between channelizing islands as 35 m. The crossing traffic and total traffic on the weaving section are 1000 and 2000 PCU per hour respectively. The nearest rounded capacity of the roundabout (in PCU per hour) is |
| A. | 3300 |
| B. | 3700 |
| C. | 4500 |
| D. | 5200 |
| Answer» C. 4500 | |
| 937. |
A pile of 0.50 m diameter and of length 10 m is embedded in a deposit of clay. The un-drained strength parameters of the clay are cohesion = 60 kN/m2 and the angle in internal friction = 0. The skin friction capacity (kN) of the pile for an adhesion factor of 0.6, is |
| A. | 671 |
| B. | 565 |
| C. | 283 |
| D. | 106 |
| Answer» C. 283 | |
| 938. |
In a section, shear centre is a point through which, if the resultant load passes, the section will not be subjected to any |
| A. | Bending |
| B. | Tension |
| C. | Compression |
| D. | Torsion |
| Answer» E. | |
| 939. |
The nature of contact pressure distribution under a rigid footing resting on a sandy soil and subjected to uniformly distributed load is as shown in : |
| A. | <img src="/_files/images/civil-engineering/gate-exam-questions/892-76-1.png"> |
| B. | <img src="/_files/images/civil-engineering/gate-exam-questions/892-76-2.png"> |
| C. | <img src="/_files/images/civil-engineering/gate-exam-questions/892-76-3.png"> |
| D. | <img src="/_files/images/civil-engineering/gate-exam-questions/892-76-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/gate-exam-questions/892-76-3.png"> | |
| 940. |
A cantilever beam is shown in the below figure. The moment to be applied at free end for zero vertical deflection at that point is |
| A. | 9 kN.m clock wise |
| B. | 9 kN.m anti-clockwise |
| C. | 12 kN.m clockwise |
| D. | 12 kN.m anti-clockwise |
| Answer» E. | |
| 941. |
The order or the flexibility matrix for a structure is, |
| A. | equal to the number of redundant forces |
| B. | more than the number of redundant forces |
| C. | less than the number of redundant forces |
| D. | equal to the number of redundant forces plus three |
| Answer» B. more than the number of redundant forces | |
| 942. |
The Bowen ratio is defined as : |
| A. | Ratio of heat and vapour diffusivities. |
| B. | Proportionality constant between vapour heat flux and sensible heat flux. |
| C. | Ratio of actual evapotranspiration and potential evapotranspiration. |
| D. | Proportionality constant between heat energy used up in evaporation and the bulk radiation from a water body. |
| Answer» E. | |
| 943. |
The focal length of the object glass of a tacheometer is 200 mm, the distance between the vertical axis of the tachometer and the optical centre of the object glass is 100 mm and the spacing between the upper and lower line of the diaphragm axis is 4 mm. With the line of collima-tion perfectly horizontal, the staff intercepts are 1 m (top), 2 m (middle), and 3 m (bottom). The horizontal distance (m) between the staff and the instrument station is |
| A. | 100.3 |
| B. | 103.0 |
| C. | 150.0 |
| D. | 153.0 |
| Answer» B. 103.0 | |
| 944. |
Which one of the following conditions, both elastic and plastic methods of analysis of indeterminate structures have to satisfy ? |
| A. | yield condition |
| B. | mechanism condition |
| C. | equilibrium |
| D. | compatibility of deformation |
| Answer» E. | |
| 945. |
The shape of the STOP sign according to IRC:67-2001 is |
| A. | circular |
| B. | triangular |
| C. | octagonal |
| D. | rectangular |
| Answer» D. rectangular | |
| 946. |
Bituminous materials are used in highway construction primarily because of their : |
| A. | cementing and water-proofing properties |
| B. | load bearing capacity |
| C. | high specific gravity |
| D. | black colour which facilitates road markings |
| Answer» B. load bearing capacity | |
| 947. |
A parabolic curve is used to connect a 4% upgrade with a 2% downgrade as shown in the below figure. The highest point on the summit is at a distance of (measured horizontally from the first tangent point - (FTP) |
| A. | 50 m |
| B. | 60 m |
| C. | 75 m |
| D. | 100 m |
| Answer» D. 100 m | |
| 948. |
A deep cut of 7 m has to be made in a clay with unit weight 16 kN/m3 and a cohesion of 25 kN/m2. What will be the factor of safety if one has to have a slope angle of 30 ? Stability number is given to be 0.178 (from Taylor's chart) for a depth factor of 3. |
| A. | 0.80 |
| B. | 1.1 |
| C. | 1.25 |
| D. | 1.0 |
| Answer» D. 1.0 | |
| 949. |
The two criteria for the determination of allowable bearing capacity of a foundation are |
| A. | tensile failure and compression failure. |
| B. | tensile failure and settlement. |
| C. | bond failure and shear failure. |
| D. | shear failure and settlement. |
| Answer» E. | |
| 950. |
For the determination of earth pressure, Coulomb's wedge theory assumes that: |
| A. | the back of wall is smooth and vertical |
| B. | the soil is non-homogeneous and anisotropic |
| C. | the slip surface is circular |
| D. | the wall surface is rough |
| Answer» E. | |