Civil Engineering - UPSC Civil Service Exam Questions

46.
Consider the following strengths of concrete :
1. Cube strength
2. Cylinder strength
3. Split-tensile strength
4. Modulus of rupture
The correct sequence in decreasing order of these strengths is
3, 4, 2, 1
3, 4, 1, 2
4, 3, 2, 1
4, 3, 1, 2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is
12 mm diameter
10 mm diameter
8 mm diameter
6 mm diameter
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
Consider the following methods of preservation of timber :
1. Dipping
2. Brushing or spraying
3. Pressure impregnation
The correct sequence in decreasing order of the effectiveness of these methods of preservation is
1, 2, 3
2, 1, 3
3, 1, 2
3, 2, 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
Purlins are provided, in industrial buildings, over roof trusses to carry dead loads, live loads and wind loads. As per IS code, what are they assumed to be ?
Simply supported
Cantilever
Continuous
Fixed
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
Ratio of bearing capacity of double Under Reamed (U.R.) pile to that of single U.R. pile is nearly
2
1.5
1.2
1.7
Answer: Option
Explanation:
No answer description is available. Let's discuss.