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Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 23
11.
Given that for a channel section, the width of flange = b, the depth of the web between centres of flanges = h, the thickness of flange = t(, the moment of interia of the channel about the axis of bending = I, the distance 'e' of the shear centre outside the channel section from the mid-thickness of the web is:
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The effective flange area in tension of a plate girder is equal to (where Af is the area of each flange and Aw, is the web area).
Af
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
For complete hydration of cement the W/C ratio needed is
less than 0.25
more than 0.25 but less than 0.35
more than 0.35 but less than 0.45
more than 0.45 but less than 0.60
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
A hollow circular column at internal diameter 'd' and external diameter '1.5 d' is subjected to compressive load. The maximum distance of the point of application of load from the centre for no tension is
d/8
13d/48
d/4
13d/96
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Consider the following statements :
1. Alum coagulation decreases the alkalinity of water.
2. Alum coagulation increases permanent hardness of water.
3. Alum coagulation decreases pH of water.
4. Alum coagulation produces aluminium hydroxide flocks in the flocculation process.
Which of the statements given above are correct ?
1, 2, 3 and 4
1, 3 and 4 only
1 and 2 only
2, 3 and 4 only
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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