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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.
| 1951. |
Two pipe systems in series are said to be equivalent when |
| A. | the average diameter in both systems is same |
| B. | the average friction factor in both systems is same |
| C. | the total length of the pipes is same in both the systems |
| D. | the discharge under the same head is same in both the systems |
| Answer» D. the discharge under the same head is same in both the systems | |
| 1952. |
A summit curve is formed at the intersection of a 3% upgrade and a 5% downgrade. What is the length of the summit curve in order to provide a stopping distance of 128 m ? |
| A. | 271m |
| B. | 298 m |
| C. | 322 m |
| D. | 340 m |
| Answer» C. 322 m | |
| 1953. |
Two spheres of mass 15 kg and 20 kg, move along a straight line in the same direction with velocities of 20 m/s and 5 m/s, respectively. If the coefficient of restitution is 0.7, then the velocity of the 15 kg mass after collision will be |
| A. | 5.43 m/s |
| B. | 15.93 m/s |
| C. | 18.72 m/s |
| D. | 16.16 m/s |
| Answer» B. 15.93 m/s | |
| 1954. |
What is the effective net width of plate shown in the given sketch, for carrying tension ? |
| A. | 212.5 mm |
| B. | 237.5 mm |
| C. | 250 mm |
| D. | 275 mm |
| Answer» E. | |
| 1955. |
In a project, the contractor is paid on the basis of the running bill for a month. The rate contract for concreting is Rs. 1000/m3 of concrete. The consumption of number of cement of bags of weight 50 kg is 527. The mix proportion for the concrete is 1: 1.4 : 2.75 with W/C ratio of 0.52. The approximate billing amount of the month will be |
| A. | Rs. 5, 27, 000 |
| B. | Rs. 1.49, 404 |
| C. | Rs. 62, 252 |
| D. | Rs. 26, 350 |
| Answer» B. Rs. 1.49, 404 | |
| 1956. |
Which one of the following statements is correct ?Cant deficiency is the difference between |
| A. | actual cant provided at the time of construction and at the time of renewal. |
| B. | the equilibrium cant necessary for the maximum permissible speed and actual cant provided. |
| C. | cant required at maximum speed and minimum speed |
| D. | two parallel rails after 10 years. |
| Answer» C. cant required at maximum speed and minimum speed | |
| 1957. |
End A of the beam AB shown in the figure is on rollers and end B is hinged. C and D are the points on normals drawn at A and B to the beam at A and B respectively. To determine for reactions, funicular polygon must start at |
| A. | <i>A</i> |
| B. | <i>B</i> |
| C. | <i>C</i> |
| D. | <i>D</i> |
| Answer» C. <i>C</i> | |
| 1958. |
Consider the following statements related to interchanges:1. In diamond interchange there is the possibility of illegal wrong-way turns.2. Diamond interchange is far superior to cloverleaf design.Which of the statements given above is/are correct ? |
| A. | 1 only |
| B. | 2 only |
| C. | Both 1 and 2 |
| D. | Neither 1 nor 2 |
| Answer» B. 2 only | |
| 1959. |
The frame shown is redundant to |
| A. | single degree |
| B. | two degree |
| C. | three degrees |
| D. | four degrees |
| Answer» B. two degree | |
| 1960. |
A thin cylindrical shell of internal diameter D is subject to an internal pressure 'p'. If y is the yield stress of the material of the cylinder, then based on the maximum shear theory, the thickness of the cylinder will be (in kg/cm2) is |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/37-244-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/37-244-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/37-244-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/37-244-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/37-244-2.png"> | |
| 1961. |
A shaft of diameter 'd' is subjected to bending moment 'M' and twisting moment 'T' The developed principal stress will be |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/47-873-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/47-873-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/47-873-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/47-873-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/47-873-3.png"> | |
| 1962. |
At a certain station, the mean of the average temperature is 25 C and mean of the maximum daily temperature is 40 C. What is the airport reference temperature (ART) ? |
| A. | 46.6 C |
| B. | 45 C |
| C. | 35 C |
| D. | 30 C |
| Answer» E. | |
| 1963. |
The area between the two isohytes 45 cm and 55 cm is 100 km2, and that between 55 cm and 65 cm is 150 km2. What is the average depth of annual precipitation over the basin of 250 km2 ? |
| A. | 50 cm |
| B. | 52 cm |
| C. | 56 cm |
| D. | 60 cm |
| Answer» D. 60 cm | |
| 1964. |
The best design of an arch dam is when |
| A. | all horizontal water loads are transferred horizontally to the abutments |
| B. | the dam is safe against sliding at various levels |
| C. | the load is divided between the arches and cantilevers and the deflections at the conjugal points being equal |
| D. | the deflections of the cantilevers are equal at different points |
| Answer» D. the deflections of the cantilevers are equal at different points | |
| 1965. |
Which one of the following is the appropriate field test for estimating the angle of shearing resistance of a sand deposit ? |
| A. | Field vane shear test |
| B. | Plate load test |
| C. | Standard penetration test |
| D. | Electrical resistivity test |
| Answer» D. Electrical resistivity test | |
| 1966. |
In setting out a long straight line for the position of transmission towers, it is recommended that the forward point be set out with face-right and face-lett with reference to preceding point and the mean position taken. This field procedure eliminates instruments error where the |
| A. | trunnion axis is not perpendicular to vertical axis |
| B. | vertical axis is not perfectly vertical time of observation |
| C. | line of collimation is not perpendicular to the vertical axis |
| D. | line of collimation is not perpendicular to the horizontal axis |
| Answer» E. | |
| 1967. |
A vane 20 cm long and 10 cm in diameter was pressed into a soft marine clay at the bottom of a bore hole. Torque was applied gradually and failure occurred at 1000 kg cm. The cohesion of the clay in kg/cm2 is : |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/17-146-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/17-146-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/17-146-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/17-146-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/17-146-2.png"> | |
| 1968. |
Which one of following is not correct for container ports ? |
| A. | The berth capacity is great |
| B. | Overall transit time is less |
| C. | There is minimal damage to cargo |
| D. | Minimal land is required for the marshalling area |
| Answer» C. There is minimal damage to cargo | |
| 1969. |
In which one of the following zones is a logarithmic spiral shape of failure surface assumed in the case of bearing capacity analysis of C- soils ? |
| A. | Active zone |
| B. | Passive zone |
| C. | Radial shear'zone |
| D. | Surcharge zone |
| Answer» D. Surcharge zone | |
| 1970. |
The optimum number of revolutions over which concrete is required to be mixed in a mixer machine, is |
| A. | 10 |
| B. | 20 |
| C. | 50 |
| D. | 100 |
| Answer» C. 50 | |
| 1971. |
Which one of the following statements is the correct description of the structure of fibre board ? |
| A. | Thin slices of superior quality of wood are glued and pressed on the surface of inferior wood |
| B. | Steamed mass of wood dusts, wood wool and other vegetable fibres are pressed hard to a thickness varying from 3 mm to 12 mm |
| C. | Thin and narrow wood shavings are soaked in a refractory binder material and pressed hard |
| D. | Wood veneer backed by fabric mat |
| Answer» C. Thin and narrow wood shavings are soaked in a refractory binder material and pressed hard | |
| 1972. |
A model of a weir made to a horizontal scale of 1/40 and vertical scale of 1/9 discharges 1 litre/sec. Then the discharge in the prototype is estimated as |
| A. | 1 lps |
| B. | 108 lps |
| C. | 1080 lps |
| D. | 10800 lps |
| Answer» D. 10800 lps | |
| 1973. |
A shaft turns at 150 rpm under a torque of 1500 Nm. Power transmitted is |
| A. | 15 kW |
| B. | l0 kW |
| C. | 7.5 kW |
| D. | 5 kW |
| Answer» D. 5 kW | |
| 1974. |
Consider the following factors :1. Initial prestress 2. Losses in prestress3. Depth of cable from extreme compression fibre. Those which affect the ultimate moment capacity of a prestressed concrete beam would include |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 1 alone |
| D. | 3 alone |
| Answer» E. | |
| 1975. |
If the stream function is = 2 xy, then the velocity at a point (1, 2) is equal to |
| A. | 2 |
| B. | 4 |
| C. | <span class="root">20</span> |
| D. | 16 |
| Answer» D. 16 | |
| 1976. |
Two perfectly elastic spheres of equal mass moving in the same direction with their velocities in the ratio 2 : 1 have an impact. After the impact, the two spheres will |
| A. | move in the same direction |
| B. | have in velocity in the ratio of 1 : 2 |
| C. | move in opposite directions with velocity the ratio of 1: 2 |
| D. | move in the same direction with velocity the ratio of 1: 2 |
| Answer» E. | |
| 1977. |
For the design of a simply supported RCC T-beam, the ratio of the effective span to the overall depth of the beam should not exceed |
| A. | 10 |
| B. | 20 |
| C. | 30 |
| D. | 40 |
| Answer» C. 30 | |
| 1978. |
The typical density in kg/cm (in situ) of well-compacted municipal solid waste in landfill is in the range of |
| A. | 100 to 300 |
| B. | 310 to 500 |
| C. | 550 to 850 |
| D. | 900 to 1100 |
| Answer» C. 550 to 850 | |
| 1979. |
What is the y-coordinate of the centroid of the area ABCDE shown in the figure given aside ? |
| A. | 3.2 |
| B. | 3.3 |
| C. | 3.4 |
| D. | 3.5 |
| Answer» C. 3.4 | |
| 1980. |
In a plate load test on sandy soil, the test plate of 60 cm x 60 cm undergoes a settlement of 5 mm at a pressure of 12 x 104 N/m2. What will be the expected settlement of 3 m x 3 m footing under same pressure ? |
| A. | 25 mm |
| B. | 20 mm |
| C. | 15 mm |
| D. | 9 mm |
| Answer» E. | |
| 1981. |
King closers are related to |
| A. | doors and windows |
| B. | king post truss |
| C. | queen post truss |
| D. | bricks masonry |
| Answer» E. | |
| 1982. |
At a cross-section of a beam, the maximum compressive stress at top is 800 kg/cm2 and its maximum tensile stress at bottom is 200 kg/cm2. The depth of cross-section is 10 cm. The depth of the neutral axis from the top of the section is n. The n is equal to |
| A. | 2 cm |
| B. | 4 cm |
| C. | 6 cm |
| D. | 8 cm |
| Answer» E. | |
| 1983. |
A buttress in a wall is intended to provide |
| A. | lateral support to roof slab only |
| B. | lateral support to wall |
| C. | to resist vertical loads only |
| D. | lateral support to roof beams only |
| Answer» C. to resist vertical loads only | |
| 1984. |
The process by which a mass of saturated soil is caused by external forces to suddenly lose its shear strength and to behave as a fluid is called |
| A. | piping |
| B. | slide |
| C. | quick condition |
| D. | liquefaction |
| Answer» D. liquefaction | |
| 1985. |
A pipe line, 2000 m long, carries water. Velocity of propagation of pressure wave is 1000 m/s. If the valve at the low stream end is instantaneously closed at time, t = 0, negative water hammer pressure at the valve will last for |
| A. | 0 - 4 S |
| B. | 2 - 4 S |
| C. | 4 - 8 S |
| D. | S - 12 S |
| Answer» C. 4 - 8 S | |
| 1986. |
Consider the following statements related to triaxial test :1. Failure occurs along pre-determined plane.2. Intermediate and minor principal stresses are equal.3. Volume changes can be measured.4. Field conditions can be simulated.Of these statements : |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2 and 4 are correct |
| C. | 1, 3 and 4 are correct |
| D. | 2, 3 and 4 are correct |
| Answer» E. | |
| 1987. |
The role of superplasticizer in a cement paste is to |
| A. | disperse the particles |
| B. | disperse the particles and to remove air bubbles |
| C. | disperse the particles, remove air bubbles and to retard setting |
| D. | retard setting |
| Answer» D. retard setting | |
| 1988. |
For stability analysis of slopes of purely cohesive soils, the critical centre is taken to lie at the intersection of |
| A. | the perpendicular bisector of the slope and the locus of the centre |
| B. | the perpendicular drawn at one-third slope from the toe and the locus of the centre |
| C. | the perpendicular drawn at two-third slope from the toe and the locus of the centre |
| D. | directional angles |
| Answer» E. | |
| 1989. |
Which one of the following methods would give accurate results in determining the direction of the observer's meridian ? |
| A. | Observation of circumpolar stars on the same vertical |
| B. | Observation of circumpolar stars at culmination |
| C. | Extra-meridian observation of a circumpolar star |
| D. | Observation of the sun at equal altitudes |
| Answer» C. Extra-meridian observation of a circumpolar star | |
| 1990. |
The coordinates of two end-points A and B traverse line AB are XA = 1000.00 m, YA = 1000.00 m XB = 2000.00 m, YB = 1000.00 m The bearing of the line AB will be |
| A. | 0 0'00" |
| B. | 60 0'00" |
| C. | 90 0'00" |
| D. | 180 0'00" |
| Answer» D. 180 0'00" | |
| 1991. |
Consider the following statements relating to compressible flow :1. In a contracting conduit, sonic velocity is reached in the minimum cross-sectional area.2. In a contracting conduit, supersonic velocities are reached only in the expanding section downstream from the minimum section.3. An expansion shockwave is physically possible and can be exhibited.4. In the Laval nozzle it is possible to obtain a velocity greater than the velocity of sound in the expanding section of nozzle.Of these statements : |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2 and 4 are correct |
| C. | 2, 3 and 4 are correct |
| D. | 1, 3 and 4 are correct |
| Answer» B. 1, 2 and 4 are correct | |
| 1992. |
Consider the following factors :1. Elevation2. Temperature3. Gradient4. Trip length.For finding the runway length, which of these are taken into reckoning ? |
| A. | 1 and 3 |
| B. | 2 and 4 |
| C. | 1 and 2 |
| D. | 1, 2, 3 and 4 |
| Answer» E. | |
| 1993. |
If a road surface is adequately superelevated on horizontal curve, which one of the following is the proper distribution of pressure on the vehicle wheels ? |
| A. | Pressure on both outer and inner wheels is equal |
| B. | Pressure on inner wheels is more than the outer wheels |
| C. | Pressure on inner wheels is less than the outer wheels |
| D. | Pressure on front wheels is thrice the pressure on rear wheels |
| Answer» B. Pressure on inner wheels is more than the outer wheels | |
| 1994. |
Two similar round bars A and B are each 30 cm long as shown in the given figure. The ratio of the energies stored by the bars A and B, is |
| A. | 3/2 |
| B. | 1.0 |
| C. | 5/8 |
| D. | 2/3 |
| Answer» B. 1.0 | |
| 1995. |
Consider the following statements :The effect of air entrainment in concrete is to1. increase resistance to freezing and thawing.2. improve workability.3. decrease strength.Which of these statements are correct ? |
| A. | 2 and 3 |
| B. | 1 and 3 |
| C. | 1 alone |
| D. | 1, 2 and 3 |
| Answer» E. | |
| 1996. |
The shear modulus of a material is half of its Young's modulus. What is the value of its Poisson's ratio ? |
| A. | - 1 |
| B. | - 0.5 |
| C. | Zero |
| D. | 0.5 |
| Answer» D. 0.5 | |
| 1997. |
What is the total degree of indeterminancy, both internal and external of the plane frame ? |
| A. | 10 |
| B. | 11 |
| C. | 12 |
| D. | 14 |
| Answer» B. 11 | |
| 1998. |
In the design of two-way slab restrained at all edges, torsional reinforcement required is : |
| A. | 0.75 times the area of steel provided at midspan in the same direction |
| B. | 0.375 times the area of steel provided at midspan in the same direction |
| C. | 0.375 times the area of steel provided in the shorter span |
| D. | Nil |
| Answer» B. 0.375 times the area of steel provided at midspan in the same direction | |
| 1999. |
Two bars AO and BO are of uniform area 'A' each and are hinged at O as shown in the given figure. A load W is applied at O. The vertical deflection of O will be |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/10-45-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/10-45-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/10-45-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/10-45-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/10-45-2.png"> | |
| 2000. |
The length of a transition curve for a circular curve of radius 300 m and for a design speed of 15 m/s, when the rate of change of centrifugal acceleration is 0.3 m/s3 is |
| A. | 30 m |
| B. | 37.5 m |
| C. | 45 m |
| D. | 60 m |
| Answer» C. 45 m | |