Civil Engineering Gate Yearwise 

Civil Engineering GATE 2016 Set-1 Questions with Answer

Ques 1 Civil Engineering Materials

Bull's trench kiln is used in the manufacturing of

A

lime

B

cement

C

bricks

D

none of these



Ques 2 Civil Engineering Materials

The compound which is largely responsible for initial setting and early strength gain of Ordinary Portland Cement is

A

C2A

B

C3S

C

C2S

D

C4AF



Ques 3 Engineering Mathematics

Newton-Raphson method is to be used to find root of equation 3x-ex+sin x=0. If the initial trial value for the root is taken as 0.333, the next approximation for the root would be ___________ (note: answer up to three decimal)


0.360 is the correct answer.


Ques 4 Engineering Mathematics

The type of partial differential equation ∂2p/∂x2+∂2p/∂y2+3∂2p/∂x∂y+2∂P/∂x-∂P/∂y=0 is

A

elliptic

B

parabolic

C

hyperbolic

D

none of these



Ques 5 Engineering Mathematics

If the entries in each column of a square matrix M add up to 1, then an eigenvalue of M is

A

4

B

3

C

2

D

1



Ques 6 Engineering Mathematics

Type II error in hypothesis testing is

A

acceptance of the null hypothesis when it is false and should be rejected

B

rejection of the null hypothesis when it is true and should be accepted

C

rejection of the null hypothesis when it is false and should be rejected

D

acceptance of the null hypothesis when it is true and should be accepted



Ques 7 Engineering Mathematics

The solution of the partial differential equation ∂u/∂t=α∂2u/∂x2 is of the form

A

C cos(kt)[C1e(√k/α)x+C2e-(-√k/α)x]

B

Cekt[C1e(√k/α)x+C2e-(-√k/α)x]

C

Cekt[C1cos(√k/α)x+C2sin(-√k/α)x]

D

C sin(kt)[C1cos(√k/α)x+C2sin(-√k/α)x]



Ques 8 Engineering Mathematics

Probability density function of a random variable X is given below is

A

3/4

B

1/2

C

1/4

D

1/8



Ques 9 Engineering Mathematics

The value of is

A

π/2

B

π

C

3π/2

D

1



Ques 10 Engineering Mathematics

The area of the region bounded by the parabola y=x2+1 and the straight line x+y=3 is

A

59/6

B

9/2

C

10/3

D

7/6



Ques 11 Engineering Mathematics

The respective expressions for complimentary function and particular integral part of the solution of the differential equation d4y/dx4+3d2y/dx2=108x2 are

A

[c1+c2x+c3sin√3 x+c4cos√3 x] and [3x4-12x2+c]

B

c2x+c sin √3x+c₁ cos√3x] and [5x4-12x2+c]

C

[c1+c3sin√3 x+c4cos√3 x] and [3x4-12x2+c]

D

[c1+c2x+c3sin√3 x+c4cos√3 x] and [5x4-12x2+c]



Ques 12 Engineering Mechanics

The magnitudes of vectors P, Q and R are 100 kN, 250 kN and 150 kN, respectively as shown in the figure.

The respective values of the magnitude (in kN) and the direction (with respect to the X-axis) of the resultant vector are

A

290.9 and 96.0°

B

368.1 and 94.7°

C

330.4 and 118.9°

D

400.1 and 113.5°



Ques 13 Engineering Surveys

The staff reading taken on a workshop floor using a level is 0.645 m. The inverted staff reading taken to the bottom of a beam is 2.960 m. The reduced level of the floor is 40.500 m. The reduced level (expressed in m) of the bottom of the beam is


44.105 is the correct answer.


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