Civil Engineering - UPSC Civil Service Exam Questions

46. 

A brick masonry wall of nominal thickness 200 mm carries an axial load of 26 kN/m and another load of 19 kN/m acting at an eccentricity of 45 mm. The resultant eccentricity and eccentricity ratio are respectively

A. 19 mm, 0.95
B. 19 mm, 1.00
C. 22 mm, 1.10
D. 24 mm, 1.20

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

47. 

What is the correct sequence of formation of the following compounds during chlorination of water in which ammonia is present ?
1. NCl3
2. NH2Cl
3. NHCl2
Select the correct answer using the codes given below:

A. 1, 2, 3
B. 2, 3, 1
C. 3, 1, 2
D. 2, 1, 3

Answer: Option B

Explanation:

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48. 

Which one of the following statements is not correct ?

A. Settling and sludge digestion occur in septic tanks in one compartment
B. Settling and sludge digestion occur in Imhoff tank in different compartments
C. Septic tank is a low-rate anaerobic unit whereas an Imhoff tank is a high rate anaerobic unit
D. The rate of sludge accumulation in septic tank is approximately 40-70 litres/capita/year

Answer: Option C

Explanation:

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49. 

In a project logic, four activities M, N, O and P are required to be completed before starting activity Q. If the finish times of M, N, O and P are 12 days, 14 days, 15 days and 17 days respectively, the earliest event occurrence time for the activity Q is

A. 12 days
B. 14 days
C. 15 days
D. 17 days

Answer: Option D

Explanation:

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50. 

A square column section of size 350 mm is 350 mm is reinforced with four bars of 25 mm diameter and four bars of 16 mm diameter. Then the transverse steel should be :

A. 5 mm dia @ 240 mm c/c
B. 6 mm dia @ 250 mm c/c
C. 8 mm dia @ 250 mm c/c
D. 8 mm dia @ 350 mm c/c

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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