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Practice Test: Civil Engineering (CE)- 3 - Civil Engineering (CE) MCQ


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30 Questions MCQ Test GATE Civil Engineering (CE) 2025 Mock Test Series - Practice Test: Civil Engineering (CE)- 3

Practice Test: Civil Engineering (CE)- 3 for Civil Engineering (CE) 2024 is part of GATE Civil Engineering (CE) 2025 Mock Test Series preparation. The Practice Test: Civil Engineering (CE)- 3 questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Practice Test: Civil Engineering (CE)- 3 MCQs are made for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Practice Test: Civil Engineering (CE)- 3 below.
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Practice Test: Civil Engineering (CE)- 3 - Question 1

Choose the word or phrase which is nearest in meaning to the key word Lethargy

Practice Test: Civil Engineering (CE)- 3 - Question 2

The following question comprise two words that have a certain relationship between them followed by four pairs of words. Select the pair that has same relationship as the original pair of words.
Break : Piece

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Practice Test: Civil Engineering (CE)- 3 - Question 3

Replace the phrase printed in bold to make it grammatically correct ?
"Even though many companies" are now penetrating rural India, it would help to give India a real chance of witnessing a double digit GDP growth

Practice Test: Civil Engineering (CE)- 3 - Question 4

Improve the sentence with suitable options by replacing the underlined word.
He is still in vigorous health although he is on the "right" side of sixty.

Practice Test: Civil Engineering (CE)- 3 - Question 5
Complete the given sentence by choosing the correct phrase.
You cannot succeed unless
Practice Test: Civil Engineering (CE)- 3 - Question 6
Chirag decided to give 12% of his salary to his younger brother as a pocket money.But he gave 1260 Rs which was 60% of what he had decided earlier. How much is Chirag’s salary?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 6
Let x be Chirag’s salary:

x = 17500 Rs
Practice Test: Civil Engineering (CE)- 3 - Question 7
Two pipes can fill a tank in 15 minutes and 25 minutes respectively. Both the pipes are opened together and after some time, the first pipe is closed and the tank is completely full in 15 minutes. For how many minutes is the first pipe opened?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 7

t = 6 min.
Practice Test: Civil Engineering (CE)- 3 - Question 8
A and B are required to solve a problem independently. If 1/2 and 1/3 are their respectively probabilities of solving the problem, then the probability that atleast one of them solves the problem.
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 8
Probability that atleast one of them solves the problem = P
Practice Test: Civil Engineering (CE)- 3 - Question 9
What is the probability that a leap year has 53 Sundays and 52 Mondays?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 9
In leap year there are 366 days.
There are 52 weeks + 2 days
1. - Mon. + Tue.
2. - Tue. + Wed.
3. - Wed. + Thu.
4. - Thu. + Fri.
5. - Fri. + Sat.
6. - Sat. + Sun. = 53 Sundays + 52 Mondays
7. - Sun. + Mon.
Probability =1/7
Practice Test: Civil Engineering (CE)- 3 - Question 10
A certain sum of money is invested for one year at a certain rate of simple interest. If the rate of interest is 3% higher, then the interest earned will be 25% more than the interest earned earlier. What is the earlier rate of interest ?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 10

r = 12% per annum
Practice Test: Civil Engineering (CE)- 3 - Question 11
The rank of the matrix is 2, find the value of k?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 11
The rank of the matrix = 2

(-k+16+18) - (-12+4+6k) = 0
k = 6
Practice Test: Civil Engineering (CE)- 3 - Question 12

How many solutions does the system of linear equations have:
-x + 5y = -1
x – y = 2
x + 3y = 3

Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 12

The augmented matrix is given by

Rank of [AB]=2, (Determinant of [AB]=0)
Rank of [A]=2
Therefore, unique solution

Practice Test: Civil Engineering (CE)- 3 - Question 13
The polynomial has
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 13
f(x) is polynomial of degree n with non zero constant terms:
- if f(x) has p changes of sign, then f(x) = 0 has atmost p positive real roots
- if f(-x) has q changes of sign, then f(x) = 0 has atmost q negative real roots
- f(x) = 0 has atleast (n-p-q) complex roots

p(x) has 1 negative real and 4 complex roots and no positive real root
Practice Test: Civil Engineering (CE)- 3 - Question 14
Find the value of
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 14
Practice Test: Civil Engineering (CE)- 3 - Question 15
A long shaft of diameter d is fixed at one end and is subjected to twisting moment T at other end. The maximum normal stress acting at its cross-section is equal to:
Practice Test: Civil Engineering (CE)- 3 - Question 16

Consider the I-section of a beam shown below:

If the shear stress at the level of junction in flange is 10 what will be shear stress in web at the level of junction?

Practice Test: Civil Engineering (CE)- 3 - Question 17
If the difference in elevation of the edge of pavement of 2 lane divided highway(7m wide) and its crown is 7 cm, the camber of the pavement is:
Practice Test: Civil Engineering (CE)- 3 - Question 18
In a bituminous concrete mix, bitumen and aggregates by weight are 8% and 92% respectively. Specific gravity of bitumen and aggregates are 1.1 and 2.5 respectively. Air void is 1%. Theoretical unit weight of the mix will be:
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 18
Practice Test: Civil Engineering (CE)- 3 - Question 19
The standard project flood is
Practice Test: Civil Engineering (CE)- 3 - Question 20
An irrigation canal has a steady discharge Q at a section where a cross regulation (gated) is provided for control purposes. If the gate of the regulator, which is normally fully open, is suddenly lowered down to a half open position, then a rapidly varied unsteady flow results. In such a case, it would take a form of :
Practice Test: Civil Engineering (CE)- 3 - Question 21
For the network shown in the above figure (the number on each arrow denotes the time duration of activity in days), the earliest start time, in days for activity 5-6 is:
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 21
Earliest start time of 5-6 is given activity 2-5
= 4 + 6 = 10 days
Practice Test: Civil Engineering (CE)- 3 - Question 22

The latitude and departure of line PQ are 46 m and -75 m respectively. Find the whole circle bearing of line PQ?

Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 22


Since, latitude is positive hence it corresponds to +Y axis and departure is negative hence it corresponds to –X axis.

Practice Test: Civil Engineering (CE)- 3 - Question 23
The liquid limit and plastic limit of a soil sample is 40% and 25%. In liquid limit test water content varies from 5% to 25% when the number of blows increased from 10 to 100. The toughness index of the soil is?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 23
Practice Test: Civil Engineering (CE)- 3 - Question 24
Degree of freedom for a given structure will be:
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 24
Practice Test: Civil Engineering (CE)- 3 - Question 25
The slenderness ratio in a tension member as per IS code where reversal of stress is due to loads other than winds or seismic load should not exceed:
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 25
Practice Test: Civil Engineering (CE)- 3 - Question 26
Separation of water or water sand cement from a freshly mixed concrete is known as :
Practice Test: Civil Engineering (CE)- 3 - Question 27
Calcium chloride added in concrete acts as :
Practice Test: Civil Engineering (CE)- 3 - Question 28
The increase in strength of concrete with time is :
Practice Test: Civil Engineering (CE)- 3 - Question 29
A sewage sludge has a water content of 98%. What will be the concentration of suspended solids in the sludge? (Gsludge = 1)
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 29
100 kg of sludge contains 2 kg of solids
Practice Test: Civil Engineering (CE)- 3 - Question 30
With what acceleration ‘a’ should the box descend so that the block of mass M exerts a force Mg/4 on the floor of the box?
Detailed Solution for Practice Test: Civil Engineering (CE)- 3 - Question 30
Forces on the block are:
i) Mg downwards (by the earth)
ii) N upwards (by the floor)
Mg – N = Ma
N = Mg/4
a = 3g/4
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