MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 1888 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1001. |
In the design of storm sewers, time of concentration relevant of determine the |
| A. | rainfall intensity |
| B. | velocity in the sewer |
| C. | time of travel |
| D. | area seven by the sewer |
| Answer» B. velocity in the sewer | |
| 1002. |
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 : |
| A. | 1 and 2 only |
| B. | 1 and 4 only |
| C. | 2 and 3 only |
| D. | 3 and 4 only |
| Answer» C. 2 and 3 only | |
| 1003. |
When are dropman holes provided in a sewerage system ? |
| A. | There is a change from gravity system to pressure system |
| B. | There is a change in the elevation of the ground level |
| C. | There is change in the diameter of the sewer |
| D. | There is change in the direction of the sewer line |
| Answer» C. There is change in the diameter of the sewer | |
| 1004. |
The waste stabilization ponds can be |
| A. | aerobic |
| B. | anaerobic |
| C. | facultative |
| D. | any of the above |
| Answer» E. | |
| 1005. |
Which of the following are the criteria associated with the design of sag vertical curve ?1. Provision of minimum stopping distance during day time2. Adequate drainage3. Comfortable operation4. Pleasant appearanceSelect the correct answer using the codes given below: |
| A. | 1, 2 and 4 |
| B. | 2 and 3 |
| C. | 2, 3 and 4 |
| D. | 1 and 3 |
| Answer» D. 1 and 3 | |
| 1006. |
A bar of circular cross-section of diameter D is subjected to a torque T at B as shown in the figure given. What is the angle of twist at A? |
| A. | Same as that at B |
| B. | Zero |
| C. | Twice as that at B |
| D. | Half as that at B |
| Answer» B. Zero | |
| 1007. |
If in a concrete mix the fineness modulus of coarse aggregate is 7.6, the fineness modulus of fine aggregate is 2.8 and the economical value of the fineness modulus of combined aggregate is 6.4, then the proportion of fine aggregate is |
| A. | 0.25 |
| B. | % |
| C. | 0.5 |
| D. | % |
| Answer» C. 0.5 | |
| 1008. |
A municipal sewage has BOD5 of 200 mg/l. It is proposed to treat it and dispose off into a marine environment. For what minimum efficiency should the sewage treatment plant be designed ? |
| A. | 0.85 |
| B. | 0.6 |
| C. | 0.5 |
| D. | 0.3367 |
| Answer» B. 0.6 | |
| 1009. |
Consider the following operations in a spire test :1. Depress telescope and sight a point on the ground nearer to the instrument2. Clamp horizontal plates3. Sight a well defined high point on a high building4. Change face and repeat the procedure.The correct sequence of these operations is |
| A. | 1, 2, 3, 4 |
| B. | 3, 1, 2, 4 |
| C. | 3, 2, 1, 4 |
| D. | 2, 1, 3, 4 |
| Answer» D. 2, 1, 3, 4 | |
| 1010. |
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 |
| A. | 5.65 |
| B. | 1.42 |
| C. | 4 |
| D. | 2.62 |
| Answer» B. 1.42 | |
| 1011. |
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 : |
| A. | 1 and 3 are correct |
| B. | 2 and 3 are correct |
| C. | 1 and 2 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» B. 2 and 3 are correct | |
| 1012. |
Which of the following should be employed to provide lateral support to the beams ?1. Bracing of compression flanges.2. Shear connectors.3. Bracing of tension flanges4. Embedding compression flanges into R.C.C. slab.Select the correct answer using the codes given below : |
| A. | 1 only |
| B. | 1 and 4 |
| C. | 2 and 3 |
| D. | 1, 2 and 4 |
| Answer» E. | |
| 1013. |
A horizontal fixed beam is fixed at both it ends A and B. During loading, the right support sinks by an amount δ. Flexural rigidity of the beam is uniform and is equal to EI. Length of the beam is L. What is the moment developed at the centre of the beam due to sinking of the support ? |
| A. | 6 EI δ/L2 |
| B. | zero |
| C. | 3 EI δ/L2 |
| D. | 12 EI δ/L2 |
| Answer» C. 3 EI Œ¥/L2 | |
| 1014. |
Consider the following statements :Some amount of chlorides is allowed in drinking water because1. it helps in killing bacteria.2. small quantity of chlorides adds to the taste3. it is not injurious to human health.4. it is not economical to remove it completely.Which of these statements are correct ? |
| A. | 1, 2 and 4 |
| B. | 1, 2 and 3 |
| C. | 2, 3 and 4 |
| D. | 1, 3 and 4 |
| Answer» E. | |
| 1015. |
The following methods are used for structural analysis :1. Macaulay method 2. Column analogy method3. Kani's method 4. Method of sectionsThose used for indeterminate structural analysis would include |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 2, 3 and 4 |
| Answer» D. 2, 3 and 4 | |
| 1016. |
A part of the Newmark's influence chart with four concentric circles is shown in the above figure. If the hatched areas 1 and 2 are loaded separately with the same intensity of loading, then the intensity of pressure yielded |
| A. | By 1 will be more than that yielded by 2 |
| B. | By 2 w ill be more than that yielded by 1 |
| C. | By 1 and 2 will be equal |
| D. | at the centre will be in inverse proportion to the radii of the two, circles |
| Answer» D. at the centre will be in inverse proportion to the radii of the two, circles | |
| 1017. |
The force in member AB is in the given figure |
| A. | 5 kN compression |
| B. | 2 kN compression |
| C. | zero |
| D. | 7 kN compression |
| Answer» D. 7 kN compression | |
| 1018. |
In the figure shown aside, which one of the following correctly represents effective stress at C ? (Symbols have the usual meanings). |
| A. | (h + z)γω |
| B. | z.γω |
| C. | z.γsub |
| D. | h.γω + Z.γsat |
| Answer» E. | |
| 1019. |
The cantilever frame shown in the given figure is supported by vertical links at B and C and carries loads as shown. The force in the bar AE is |
| A. | 500 kg |
| B. | 1000 kg |
| C. | zero |
| D. | 2500 kg |
| Answer» D. 2500 kg | |
| 1020. |
In a project logic, four activities M, N, O and P are required to be completed before starting activity Q. If the finish times of M, N, O and P are 12 days, 14 days, 15 days and 17 days respectively, the earliest event occurrence time for the activity Q is |
| A. | 12 days |
| B. | 14 days |
| C. | 15 days |
| D. | 17 days |
| Answer» E. | |
| 1021. |
For a sleeper density of (n + 5), the number of sleepers required for constructing a broad gauge (BG) railway track of length 650 m is |
| A. | 975 |
| B. | 918 |
| C. | 900 |
| D. | 880 |
| Answer» D. 880 | |
| 1022. |
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 : |
| A. | 37653 |
| B. | 37623 |
| C. | 37316 |
| D. | 37259 |
| Answer» D. 37259 | |
| 1023. |
In the cantilever truss shown in the given figure, the reaction at A is |
| A. | 10 t |
| B. | 20 t |
| C. | 30 t |
| D. | 40 t |
| Answer» D. 40 t | |
| 1024. |
A cantilever beam 'A' with rectangular cross-section is subjected to a concentrated load at its free end. If width and depth of another cantilever beam 'B' are twice those of beam A, then the deflection at free end of the beam 'B' as compared to that of 'A' will be |
| A. | 0.0625 |
| B. | 0.14 |
| C. | 0.236 |
| D. | 0.28 |
| Answer» B. 0.14 | |
| 1025. |
For a state of plane stress σ1 = σx = 40 MPa, and σ2 = σy = 20MPa. What are the values of the maximum in-plane shearing stress and absolute maximum shearing stress ? |
| A. | (± 10, 20) MPa |
| B. | (± 10, 10) MPa |
| C. | (± 20, 10) MPa |
| D. | (± 20, 20) MPa |
| Answer» B. (¬± 10, 10) MPa | |
| 1026. |
The weight of aggregate having specific gravity 2.65, completely filled into a cylinder of volume 0.003 m3 is 5.2 kg. What is the value of the angularity index of aggregate (approximately) as given by Murdock ? |
| A. | 1 |
| B. | 0.34 |
| C. | 0.15 |
| D. | 0.05 |
| Answer» C. 0.15 | |
| 1027. |
The basic action involved in sheep foot rolling is |
| A. | Kneading |
| B. | Pressing |
| C. | Tamping |
| D. | Vibration |
| Answer» C. Tamping | |
| 1028. |
The fix of a plane table from three known points is good if |
| A. | the middle station is the nearest |
| B. | the middle station is farther than the other two stations |
| C. | either of the extreme stations is the nearest |
| D. | the middle station is close to the great circle |
| Answer» C. either of the extreme stations is the nearest | |
| 1029. |
The beam ABC shown in the given figure is horizontal. The distance to the point of contraflexure from the fixed end 'A' is |
| A. | 0.333 m |
| B. | 0.666 m |
| C. | 0.25 m |
| D. | 0.75 m |
| Answer» B. 0.666 m | |
| 1030. |
In the given figure, the maximum bending moment at the fixed end of the cantilever caused by the UDL is M. The bending moment at section 1/5 from the free end is |
| A. | 4%of M |
| B. | 5% of M |
| C. | 10%of M |
| D. | 20% of M |
| Answer» B. 5% of M | |
| 1031. |
Which one of the following method is employed to manufacture pre-stressed concrete sleepers for the railways ? |
| A. | Post-tensioning |
| B. | Pre-tensioning |
| C. | Pre-tensioning followed by post-tensioning |
| D. | Partial pre-stressing |
| Answer» C. Pre-tensioning followed by post-tensioning | |
| 1032. |
A vertical gate 6 m x 6 m holds water on one side with the free surface at its top. The moment about the bottom edge of the gate of the water force will be (v is the specific weight of water) |
| A. | 18 v |
| B. | 36 v |
| C. | 72 v |
| D. | 216 v |
| Answer» E. | |
| 1033. |
For the purpose of designing a well point system for lowering ground water table in a sandy silt deposit, the coefficient of permeability of the soil is to be determined. Which one of the following methods would be most suitable ? |
| A. | Constant Head Permeameter Test |
| B. | Variable Head Permeameter Test |
| C. | Pumping out Test in the field |
| D. | Pumping in Test in the field |
| Answer» D. Pumping in Test in the field | |
| 1034. |
Which one of the following statements is correct ?Linear arch is one which represents : |
| A. | centre line of an arch |
| B. | variation of bending moment |
| C. | thrust line |
| D. | variation of shear force |
| Answer» D. variation of shear force | |
| 1035. |
The final deflection due to all loads including the effects of temperature, creep and shrinkage and measured from as-cast level of supports of floors, roofs and all other horizontal members should NOT exceed |
| A. | span/350 |
| B. | span/300 |
| C. | span/250 |
| D. | span/200 |
| Answer» D. span/200 | |
| 1036. |
An open cylindrical vessel with axis vertical and filled with a liquid is falling freely with an acceleration What will be the absolute pressure at the base of the vessel ? |
| A. | Equal to liquid column |
| B. | Below atmospheric pressure |
| C. | Above atmosphere pressure |
| D. | Equal to atmosphere pressure |
| Answer» B. Below atmospheric pressure | |
| 1037. |
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 |
| A. | 2δ |
| B. | δ |
| C. | δ/2 |
| D. | δ/4 |
| Answer» E. | |
| 1038. |
A mild steel bar is in three parts, each 20 cm long. The diameters of parts AB, BC and CD are 2 cm, 1 cm and 3 cm respectively. The bar is subjected to an axial pull of 4t as shown in the given figure. If E = 2 x 106 kg/cm2 and the elongations in the three parts of the bar are Δ1, Δ2 and Δ3 respectively, then the ratio of the greatest to the least of these elongations will be |
| A. | 9 |
| B. | 4 |
| C. | 3 |
| D. | 2 |
| Answer» D. 2 | |
| 1039. |
A cantilever beam of span 4 m and cross-sectional are 0.3 m wide and 0.4 m deep is subjected to a concentrated load of 10 kN at the free end. Neglecting self-weight, the maximum bending stress at a section 2 m from the free end will be |
| A. | 20 kN/m2 |
| B. | 2500 kN/m2 |
| C. | 4000 kN/m2 |
| D. | 5000 kN/m2 |
| Answer» C. 4000 kN/m2 | |
| 1040. |
Which of the following factors are taken into account for estimating the runway length required for aircraft landing1. Normal maximum temperature.2. Air port elevation.3. Maximum lending weight.4. Effective runway gradient.Select the correct answer using the codes given below: |
| A. | 1, 2, 3 and 4 |
| B. | 1, 3 and 4 |
| C. | 2 and 3 |
| D. | 1, 2 and 4 |
| Answer» E. | |
| 1041. |
Consider the following statements: An aqueduct is a cross drainage work in which(a) a canal is carried over the drainage channel(b) a drainage channel is carried over the canal(c) both drainage channel and canal are at the same level.Which of the statements given above is/are correct ? |
| A. | 1 only |
| B. | 1 and 2 only |
| C. | 2 and 3 only |
| D. | 1, 2 and 3 |
| Answer» B. 1 and 2 only | |
| 1042. |
A plane pin-jointed truss is shown in the figure. The force resisted by the member AD is |
| A. | zero |
| B. | 5002 kg. (compression) |
| C. | 5002 kg. (tension) |
| D. | 10002 kg. (tension) |
| Answer» D. 10002 kg. (tension) | |
| 1043. |
When a particular discharge is flowing in a horizontal pipe, a mercury-water U-tube manometer connccted to the entrance and throat of a venturimeter fitted in the pipe recorded a deflection of 25 cm. If the same discharge flowed through the same pipe kept at an inclination of 45° to the horizontal, then the corresponding deflection recorded by the U-tube manometer will be |
| A. | 25 2 cm |
| B. | 25/2 cm |
| C. | 25/2 cm |
| D. | 25 cm |
| Answer» E. | |
| 1044. |
What does the critical path in PERT represent ?1. The shortest path for the earliest completion of the project.2. The longest path of the network from the initial to final event, |
| A. | 1 only |
| B. | 2 only |
| C. | Both 1 and 2 |
| D. | Neither 1 nor 2 |
| Answer» C. Both 1 and 2 | |
| 1045. |
The yield of a well depends upon |
| A. | permeability of soil |
| B. | area of aquifer opening into the wells |
| C. | actual flow velocity |
| D. | all of the above |
| Answer» E. | |
| 1046. |
A bar of square section is subjected to a pull of 10000 kg. If the maximum allowable shear stress on any section is 500 kg/cm2, then the side of the square section will be |
| A. | 5 cm |
| B. | 10 cm |
| C. | 15 cm |
| D. | 20 cm |
| Answer» C. 15 cm | |
| 1047. |
A septic tank of 7 m3 in volume serves for 5 people. If the rate of accumulation of sludge is 70 litres per capita per year and sludge is removed when it occupies 50% of its volume, what is the cleaning interval of septic tank ? |
| A. | 3 years |
| B. | 5 years |
| C. | 7.5 years |
| D. | 10 years |
| Answer» E. | |
| 1048. |
In PERT, the actual time duration along the critical path for the project completion time is probabilistic. It is usually presumed to follow which one of the following ? |
| A. | Beta distribution |
| B. | Poisson distribution |
| C. | Normal distribution |
| D. | Log-normal distribution. |
| Answer» B. Poisson distribution | |
| 1049. |
A wooden plank (sp. gr. 0.5) 1 m x 1 m x 0.5 m floats in water with 1.5 kN load on it with 1 m x 1 m surface horizontal. The depth of plank lying below water surface shall be |
| A. | 0.178 m |
| B. | 0.250 m |
| C. | 0.403 m |
| D. | 0.500 m |
| Answer» D. 0.500 m | |
| 1050. |
Given that Plasticity Index (PI) of local soil = 15 and PI of sand = zero, for a desired PJ of 6, the percentage of sand in the mix should be |
| A. | 70 |
| B. | 60 |
| C. | 40 |
| D. | 30 |
| Answer» C. 40 | |