Civil Engineering Gate Yearwise 

Civil Engineering GATE 2017 SET-1 Questions with Answer

Ques 14 GATE 2017 SET-1

A simply supported beam is subjected to a uniformly distributed load. Which one of the following statements is true?

A

Maximum or minimum shear force occurs where the curvature is zero.

B

Maximum or minimum bending moment occurs where the shear force is zero.

C

Maximum or minimum bending moment occurs where the curvature is zero.

D

Maximum bending moment and maximum shear force occur at the same section.


(b) is the correct answer.

Ques 15 GATE 2017 SET-1

According to IS 456-2000, which one of the following statements about the depth of neutral axis Xu,bal for a balanced reinforced concrete section is correct?

A

Xu,bal depends on the grade of concrete only.

B

Xu,bal depends on the grade of steel only.

C

Xu,bal depends on both the grade of concrete and grade of steel.

D

Xu,bal does not depend on the grade of concrete and grade of steel.


(b) is the correct answer.

Ques 16 GATE 2017 SET-1

The figure shows a two-hinged parabolic arch of span L subjected to a uniformly distributed load of intensity q per unit length.

The maximum bending moment in the arch is equal to

A

(qL2)/8

B

(qL2)/12

C

zero

D

(qL2)/10


(c) is the correct answer.

Ques 17 GATE 2017 SET-1

Group I lists the type of gain or loss of strength in soils. Group II lists the property or process responsible for the loss or gain of strength in soils.

The correct match between Group I and Group II is

A

P-4, Q-1, R-2, S-3

B

P-3, Q-1, R-2, S-4

C

P-3, Q-2, R-1, S-4

D

P-4, Q-2, R-1, S-3


(c) is the correct answer.

Ques 18 GATE 2017 SET-1

A soil sample is subjected to a hydrostatic pressure, σ. The Mohr circle for any point in the soil sample would be

A

a circle of radius o and center at the origin

B

a circle of radius o and center at a distance o from the origin

C

a point at a distance o from the origin

D

a circle of diameter o and center at the origin


(c) is the correct answer.

Ques 19 GATE 2017 SET-1

A strip footing is resting on the ground surface of a pure clay bed having an undrained cohesion Cu. The ultimate bearing capacity of the footing is equal to

A

2πcu

B

πcu

C

(π+1)Cu

D

(π+2)Cu


(d) is the correct answer.

Ques 20 GATE 2017 SET-1

A uniformly distributed line load of 500 kN/m is acting on the ground surface. Based on Boussinesq's theory, the ratio of vertical stress at a depth 2 m to that at 4 m, right below the line of loading, is

A

0.25

B

0.5

C

2.0

D

4.0


(c) is the correct answer.

Ques 21 GATE 2017 SET-1

For a steady incompressible laminar flow between two infinite parallel stationary plates, the shear stress variation is

A

linear with zero value at the plates

B

linear with zero value at the center

C

quadratic with zero value at the plates

D

quadratic with zero value at the center


(b) is the correct answer.

Ques 22 GATE 2017 SET-1

The reaction rate involving reactants A and B is given by -k[A]α[B]β. Which one of the following statements is valid for the reaction to be a first-order reaction?

A

α=0 and β=0

B

α=1 and β=0

C

α=1 and β=1

D

α=1 and β=2


(b) is the correct answer.

Ques 23 GATE 2017 SET-1

The wastewater from a city, containing a high concentration of biodegradable organics, is being steadily discharged into a flowing river at a location S. If the rate of aeration of the river water is lower than the rate of degradation of the organics, then the dissolved oxygen of the river water

A

is lowest at the location S.

B

is lowest at a point upstream of the location S.

C

remains constant all along the length of the river.

D

is lowest at a point downstream of the location S.


(d) is the correct answer.

Ques 24 GATE 2017 SET-1

Which one of the following is NOT present in the acid rain?

A

HNO3

B

H2SO4

C

H2CO3

D

CH3COOH


(d) is the correct answer.

Ques 25 GATE 2017 SET-1

A super-elevation e is provided on a circular horizontal curve such that a vehicle can be stopped on the curve without sliding. Assuming a design speed v and maximum coefficient of side friction fmax which one of the following criteria should be satisfied?

A

e ≤ fmax

B

e > fmax

C

no limit on e can be set

D

e = (1 - (fmax)2) / fmax


(a) is the correct answer.

Ques 26 GATE 2017 SET-1

A runway is being constructed in a new airport as per the International Civil Aviation Organization (ICAO) recommendations. The elevation and the airport reference temperature of this airport are 535 m above the mean sea level and 22.65 °C, respectively. Consider the effective gradient of runway as 1%. The length of runway required for a design-aircraft under the standard conditions is 2000 m. Within the framework of applying sequential corrections as per the ICAO recommendations, the length of runway corrected for the temperature is

A

2223 m

B

2250 m

C

2500 m

D

2750 m


(c) is the correct answer.

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