Which one of the following statements is correct ?Cant deficiency is the difference between

cant required at maximum speed and minimum speed

actual cant provided at the time of construction and at the time of renewal.

the equilibrium cant necessary for the maximum permissible speed and actual cant provided.

cant required at maximum speed and minimum speed

two parallel rails after 10 years.

Which one of the following is the correct statement ?Smaller size of aggregates in a concrete mix :

is economical as the concrete mix is more dense

provides larger surface area for bonding with the mortar matrix which increases the compressive strength and reduces the stress concentration at the mortar-aggregate interface

is economical as the concrete mix is more dense

requires lesser cement for a particular water-cement ratio and hence is economical

is beneficial as these aggregates can pass through the reinforcement bars more easily

Two piles, one a bored cast-in-situ pile and another a precast driven pile, both of same length and diameter are constructed in a loose sand deposit. If the bearing capacity of the bored pile is , and that of the precast driven pile is , then which of the following is correct ?

No specific comparison may hold good

1888 + Mcqs in Upsc Civil Service Exam Questions in Civil Engineering Page 4 McqOptions

151.	A square framework formed of uniform heavy rods of equal weight joined together is hung by one corner. A weight is suspended from each of the three lower corners and the shape of the square is preserved .with the help of a light rod along the horizontal diagonal. The thrust of the light rod is
A.	2
B.	3
C.	4
D.	6
Answer» D. 6

Discussion

152.	A symmetrical three-hinged parabolic arch of span and rise is hinged at springings and crown. It is subjected to a. throughout the span. Which the banding moment at a section /4 from the left support.
A.	/8
B.	/16
C.	/8
D.	zero
Answer» B. /16

Discussion

153.	Consider the following statements regarding the phenomenon of bulking of sand :1. It is due to film of water around sand particles.2. It is due to capillary action.3. It is more in finer sands.Which of the following statements given above is/are correct ?
A.	1, 2 and 3
B.	1 and 3
C.	2 and 3
D.	1 and 2
Answer» B. 1 and 3

Discussion

154.	The kinetic energy in Nm of a circular disc of 20 m diameter and 10 cm thick, of material weighing 100 kg/m, rotating above an axis through its centre at right angles to its place and making 2000 rpm is
A.	2 x 10
B.	π
C.	4 x 10
D.	π
Answer» C. 4 x 10

Discussion

155.	For the beam shown in figure, what are the distribution factors at joint ?
A.	0.4, 0.6
B.	0.5, 0.5
C.	0.6, 0.4
D.	0.65, 0.35
Answer» C. 0.6, 0.4

Discussion

156.	The typical density in kg/cm () 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

Discussion

157.	What is the -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

Discussion

158.	If Δ is increment ofpressure on a normally consolidated saturated soil mass, as per Terzaghi's theory at the instant of application of pressure increment i.e. when time t = 0, what is the pore pressure developed in the soil mass ?
A.	Zero
B.	Very much less than Δ
C.	Equal to Δ
D.	Greater than Δ
Answer» D. Greater than Δ

Discussion

159.	A 30 cm diameter friction pile is embedded 10 m into a homogeneous consolidated deposit. Unit adhesion developed between clay and pile shaft is 4 t/m and adhesion factor is 0.7. The safe load for factor of safety 2.5 will be
A.	21.50
B.	11.57
C.	10.55
D.	6.35
Answer» D. 6.35

Discussion

160.	Consider the following statements :1. Point of contraflexure is the point where the bending moment is maximum.2. Point of cantraflexure is the point where the bending moment changes sign.3. Point of contraflexure is the point where the shear force is zero.Which of these statements is/are correct ?
A.	1, 2 and 3
B.	2 and 3
C.	2 only
D.	1 only
Answer» C. 2 only

Discussion

161.	Which of the following are the purposes of a groyne as a river training structure ?1. It contracts a river channel to improve its depth.2. It protects the river bank.3. It does not allow silt to deposit in the vicinity.4. It trains the flow along a certain course.Select the correct answer using the code given below :
A.	1 and 2
B.	1, 2 and 3
C.	1 and 3
D.	2, 3 and 4
Answer» E.

Discussion

162.	Consider the following statements :Cement concrete is a/an :1. Elastic material.2. Visco-elastic material.3. Visco-plastic material.Which of the statements given above is/are correct ?
A.	1, 2 and 3
B.	2 and 3
C.	2 only
D.	1 only
Answer» D. 1 only

Discussion

163.	Consider the following statements about a hydraulic ram :1. Hydraulic ram does not need external power. 2. It works on the fundamental principle of water hammer.3. The efficiency of a hydraulic ram is only of the order of 8 to 10%.4. It can be termed as a low, intermittent discharge low-head pumping installation. Which of these statements are correct ?
A.	2 and 3
B.	1, 2, 3 and 4
C.	1 and 2
D.	1 and 3
Answer» D. 1 and 3

Discussion

164.	What is the at 20°C of a waste that yields an oxygen consumption of 2 mg/ from a 0.5% diluted sample ?
A.	50 mg/
B.	400 mg/
C.	200 mg
D.	250 mg
Answer» C. 200 mg

Discussion

165.	What is the permissible tensile stress is bolts used for column bases ?(Where is the yield stress of the steel)
A.	120 N/mm
B.	150 N/mm
C.	0.6
D.	0.4
Answer» B. 150 N/mm

Discussion

166.	The area of a plot is to be determined using Simpson's rule. The following offsets were taken to a boundary from points along a chain line all measurements being in metres 12, 15, 22, 29, 36, 38, 31, 22, 17.There were taken at 100 m intervals. Consider the following steps in this regard.1. 2. Sum of the odd ordinates = 22 + 36 + 1 = 893. Sum of the even ordinates = 15 + 29 + 38 + 22 = 1044. 12 + 17 = 395. Area = 100 (19.5 + 89 + 104)6. Area = (39 + 2 x 89 + 4 x 104)7. Area 100 x 19.5 (104 - 89)The area of the plot can be determined by using the steps listed above :
A.	1, 2, 3 and 5
B.	1, 3, 4 and 6
C.	1, 2, 4 and 7
D.	2, 3, 4 and 6
Answer» E.

Discussion

167.	At a cross-section of a beam, the maximum compressive stress at top is 800 kg/cm and its maximum tensile stress at bottom is 200 kg/cm. The depth of cross-section is 10 cm. The depth of the neutral axis from the top of the section is . The is equal to
A.	2 cm
B.	4 cm
C.	6 cm
D.	8 cm
Answer» E.

Discussion

168.	In a design of storm sewers, if the time taken by rain-water to flow from the farthest point of the watershed to the sewer inlet is '' and the time of flow of water from the sewer inlet to the point in the sewer that is under consideration is '', then the time of concentration will be
A.	or
B.	whichever is greater
Answer» D.

Discussion

169.	The area between the two isohytes 45 cm and 55 cm is 100 km, and that between 55 cm and 65 cm is 150 km. What is the average depth of annual precipitation over the basin of 250 km ?
A.	50 cm
B.	52 cm
C.	56 cm
D.	60 cm
Answer» D. 60 cm

Discussion

170.	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.

Discussion

171.	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

Discussion

172.	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

Discussion

173.	What is the normal depth in a wide rectangular channel carrying 0.5 m/s discharge at a bed slope of 0.0004 and Manning's n = 0.01 ?
A.	0.13 m
B.	0.32 m
C.	0.43 m
D.	0.50 m
Answer» D. 0.50 m

Discussion

174.	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/m 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

Discussion

175.	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.

Discussion

176.	Which one of the following is the reaction of the cantilever at as shown in the figure ?
A.	3/8
B.	5/8
C.	6/17
D.	3/21
Answer» D. 3/21

Discussion

177.	The coordinates of two end-points and traverse line are = 1000.00 m, = 1000.00 m = 2000.00 m, = 1000.00 m The bearing of the line will be
A.	0°0'00"
B.	60°0'00"
C.	90°0'00"
D.	180°0'00"
Answer» D. 180°0'00"

Discussion

178.	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

Discussion

179.	A septic tank of 7 m 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.

Discussion

180.	Which one of the following is the correct statement ?Smaller size of aggregates in a concrete mix :
A.	provides larger surface area for bonding with the mortar matrix which increases the compressive strength and reduces the stress concentration at the mortar-aggregate interface
B.	is economical as the concrete mix is more dense
C.	requires lesser cement for a particular water-cement ratio and hence is economical
D.	is beneficial as these aggregates can pass through the reinforcement bars more easily
Answer» B. is economical as the concrete mix is more dense

Discussion

181.	The cantilever frame shown in the given figure is supported by vertical links at and and carries loads as shown. The force in the bar is
A.	500 kg
B.	1000 kg
C.	zero
D.	2500 kg
Answer» D. 2500 kg

Discussion

182.	Two piles, one a bored cast-in-situ pile and another a precast driven pile, both of same length and diameter are constructed in a loose sand deposit. If the bearing capacity of the bored pile is , and that of the precast driven pile is , then which of the following is correct ?
A.	>
B.	=
C.	<
D.	No specific comparison may hold good
Answer» B. =

Discussion

183.	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.

Discussion

184.	If the stream function is ψ = 2 , then the velocity at a point (1, 2) is equal to
A.	2
B.	4
C.	16
Answer» D.

Discussion

185.	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 10 N/m. 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.

Discussion

186.	A cantilever pin-jointed truss carries one load at the point as shown in the given figure. The hinges in the vertical wall are at and . The truss has only three horizontal members , and .The nature of force in member
A.	is tensile
B.	is zero
C.	is compressive
D.	cannot be predicted
Answer» E.

Discussion

187.	If an element is subjected to pure shearing stress τ then the maximum principal stress is equal to
A.	2τ
B.	τ
C.	/2
D.	τ
Answer» D. τ

Discussion

188.	What is the correct sequence of the following events in rock tunnelling :1. Marking tunnel profile 2. Loading explosive and blasting3. Checking misfire 4. Muking5. Removing foul gas 6. Setting up and drilling7. GunnistingSelect the correct answer using the codes given below :
A.	1, 6, 5, 3, 4, 2, 7
B.	1, 2, 6, 3, 5, 4, 7
C.	1, 6, 2, 5, 4, 3, 7
D.	1, 6, 2, 5, 3, 4, 7
Answer» E.

Discussion

189.	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

Discussion

190.	Which one of the following is the correct statement ?Refractory bricks resist:
A.	high temperature
B.	chemical action
C.	dampness
D.	all the above three
Answer» B. chemical action

Discussion

191.	The following quantities refer to a channel section used as a beam : = width of flange (upto centre of web thickness). = depth of web (c/c of flange thickness). = thickness of flange and web. = moment of inertia of channel about axis. = distance of shear centre, outside the channel from the mid thickness of the web.The value of '' is given by
A.	/4
B.	/4
C.	/
D.	/4
Answer» C. /

Discussion

192.	Consider the following statements :The daily per capita consumption of water apparently increases with1. higher standard of living of people.2. availability of sewerage in the city.3. metered water supply.4. wholesome and potable quality of water.Which of these statements are correct ?
A.	1, 2 and 3
B.	2, 3 and 4
C.	1, 3 and 4
D.	1, 2 and 4
Answer» E.

Discussion

193.	Consider the following statements :1. About 25% of alumina is brick earth imparts the plasticity necessary for moulding bricks into required shape.2. Iron pyrite present in brick earth preserves the form of the bricks at high temperatures.3. Presence of weeds in brick earth makes the bricks unsound.Which of these statements are correct ?
A.	1 and 2
B.	1 and 3
C.	2 and 3
D.	1, 2 and 3
Answer» C. 2 and 3

Discussion

194.	A saturated stiff clay has unit weight 2 gm/cm and unconfined compressive strength 2 kg/cm. The depth of tension crack that would develop in this clay is
A.	2 m
B.	5 m
C.	10 m
D.	20 m
Answer» B. 5 m

Discussion

195.	Which of the following are the fundamental lines of a theodolite ?1. The vertical and horizontal axes2. The diagonally opposite screw lines3. The line of collimation and axes of the plate levels4. The bubble line of the altitude level.Select the correct answer using the codes given below:
A.	1, 2 and 3
B.	1, 2 and 4
C.	2 and 3
D.	1, 3 and 4
Answer» E.

Discussion

196.	The ture bearing of a line is 34° 20' 40"and the magnetic declination at the place of observation is 2° 00' 20" on the date of observation. The magnetic bearing of the line is
A.	36° 21' 00"
B.	34° 20' 20"
C.	32° 20' 20"
D.	32° 00' 20"
Answer» B. 34° 20' 20"

Discussion

197.	As per Terzaghi's equation, the bearing capacity of strip footing resting on cohesive coil ( = 10 kN/m) for unit depth and unit width (assume as 5.7 ) is
A.	47 kN/m
B.	57 kN/m
C.	67 kN/m
D.	77 kN/m
Answer» C. 67 kN/m

Discussion

198.	Consider the following statements :In the bar chart planning1. Interdependence of the operations cannot be portrayed2. Progress of work can be measured3. Spare time of the activities can be determined4. Schedule cannot be updated Of these statements :
A.	1, 2 and 3 are correct
B.	1 and 4 are correct
C.	2, 3 and 4 are correct
D.	1, 2 and 4 are correct
Answer» C. 2, 3 and 4 are correct

Discussion

199.	A three-hinged symmetric parabolic arch is hinged at the springing and at the crown. The span and rise are 40 m and 10 m respectively. The left half of the arch is loaded with U.D.L. of 3 . The horizontal thrust at the springings will be
A.	15
B.	20
C.	30
D.	40
Answer» D. 40

Discussion

200.	A 12 kg mass rests on a surface for which the coefficient of friction is μ= 0.15. What is the smallest force that can give the mass acceleration of 3 m/s ? (Take = 10 m/s).
A.	120 N
B.	100 N
C.	65 N
D.	54 N
Answer» C. 65 N

Discussion

Explore topic-wise MCQs in Civil Engineering.

A square framework formed of uniform heavy rods of equal weight joined together is hung by one corner. A weight is suspended from each of the three lower corners and the shape of the square is preserved .with the help of a light rod along the horizontal diagonal. The thrust of the light rod is

A symmetrical three-hinged parabolic arch of span and rise is hinged at springings and crown. It is subjected to a. throughout the span. Which the banding moment at a section /4 from the left support.

Consider the following statements regarding the phenomenon of bulking of sand :1. It is due to film of water around sand particles.2. It is due to capillary action.3. It is more in finer sands.Which of the following statements given above is/are correct ?

The kinetic energy in Nm of a circular disc of 20 m diameter and 10 cm thick, of material weighing 100 kg/m, rotating above an axis through its centre at right angles to its place and making 2000 rpm is

For the beam shown in figure, what are the distribution factors at joint ?

The typical density in kg/cm () of well-compacted municipal solid waste in landfill is in the range of

What is the -coordinate of the centroid of the area ABCDE shown in the figure given aside ?

If Δ is increment ofpressure on a normally consolidated saturated soil mass, as per Terzaghi's theory at the instant of application of pressure increment i.e. when time t = 0, what is the pore pressure developed in the soil mass ?

A 30 cm diameter friction pile is embedded 10 m into a homogeneous consolidated deposit. Unit adhesion developed between clay and pile shaft is 4 t/m and adhesion factor is 0.7. The safe load for factor of safety 2.5 will be

Consider the following statements :1. Point of contraflexure is the point where the bending moment is maximum.2. Point of cantraflexure is the point where the bending moment changes sign.3. Point of contraflexure is the point where the shear force is zero.Which of these statements is/are correct ?

Consider the following statements :Cement concrete is a/an :1. Elastic material.2. Visco-elastic material.3. Visco-plastic material.Which of the statements given above is/are correct ?

What is the at 20°C of a waste that yields an oxygen consumption of 2 mg/ from a 0.5% diluted sample ?

What is the permissible tensile stress is bolts used for column bases ?(Where is the yield stress of the steel)

At a cross-section of a beam, the maximum compressive stress at top is 800 kg/cm and its maximum tensile stress at bottom is 200 kg/cm. The depth of cross-section is 10 cm. The depth of the neutral axis from the top of the section is . The is equal to

In a design of storm sewers, if the time taken by rain-water to flow from the farthest point of the watershed to the sewer inlet is '' and the time of flow of water from the sewer inlet to the point in the sewer that is under consideration is '', then the time of concentration will be

The area between the two isohytes 45 cm and 55 cm is 100 km, and that between 55 cm and 65 cm is 150 km. What is the average depth of annual precipitation over the basin of 250 km ?

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 :

Which one of the following statements is correct ?Cant deficiency is the difference between

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 ?

What is the normal depth in a wide rectangular channel carrying 0.5 m/s discharge at a bed slope of 0.0004 and Manning's n = 0.01 ?

Consider the following factors :1. Elevation2. Temperature3. Gradient4. Trip length.For finding the runway length, which of these are taken into reckoning ?

Which one of the following is the reaction of the cantilever at as shown in the figure ?

The coordinates of two end-points and traverse line are = 1000.00 m, = 1000.00 m = 2000.00 m, = 1000.00 m The bearing of the line will be

A septic tank of 7 m 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 ?

Which one of the following is the correct statement ?Smaller size of aggregates in a concrete mix :

The cantilever frame shown in the given figure is supported by vertical links at and and carries loads as shown. The force in the bar is

Two piles, one a bored cast-in-situ pile and another a precast driven pile, both of same length and diameter are constructed in a loose sand deposit. If the bearing capacity of the bored pile is , and that of the precast driven pile is , then which of the following is correct ?

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

If the stream function is ψ = 2 , then the velocity at a point (1, 2) is equal to

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 10 N/m. What will be the expected settlement of 3 m x 3 m footing under same pressure ?

A cantilever pin-jointed truss carries one load at the point as shown in the given figure. The hinges in the vertical wall are at and . The truss has only three horizontal members , and .The nature of force in member

If an element is subjected to pure shearing stress τ then the maximum principal stress is equal to

What is the correct sequence of the following events in rock tunnelling :1. Marking tunnel profile 2. Loading explosive and blasting3. Checking misfire 4. Muking5. Removing foul gas 6. Setting up and drilling7. GunnistingSelect the correct answer using the codes given below :

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:

Which one of the following is the correct statement ?Refractory bricks resist:

Consider the following statements :The daily per capita consumption of water apparently increases with1. higher standard of living of people.2. availability of sewerage in the city.3. metered water supply.4. wholesome and potable quality of water.Which of these statements are correct ?

A saturated stiff clay has unit weight 2 gm/cm and unconfined compressive strength 2 kg/cm. The depth of tension crack that would develop in this clay is

Which of the following are the fundamental lines of a theodolite ?1. The vertical and horizontal axes2. The diagonally opposite screw lines3. The line of collimation and axes of the plate levels4. The bubble line of the altitude level.Select the correct answer using the codes given below:

The ture bearing of a line is 34° 20' 40"and the magnetic declination at the place of observation is 2° 00' 20" on the date of observation. The magnetic bearing of the line is

As per Terzaghi's equation, the bearing capacity of strip footing resting on cohesive coil ( = 10 kN/m) for unit depth and unit width (assume as 5.7 ) is

Consider the following statements :In the bar chart planning1. Interdependence of the operations cannot be portrayed2. Progress of work can be measured3. Spare time of the activities can be determined4. Schedule cannot be updated Of these statements :

A three-hinged symmetric parabolic arch is hinged at the springing and at the crown. The span and rise are 40 m and 10 m respectively. The left half of the arch is loaded with U.D.L. of 3 . The horizontal thrust at the springings will be

A 12 kg mass rests on a surface for which the coefficient of friction is μ= 0.15. What is the smallest force that can give the mass acceleration of 3 m/s ? (Take = 10 m/s).