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Civil Engineering - GATE Exam Questions

Exercise : GATE Exam Questions - Section 3
1.
If the pump head is 75 m, discharge is 0.464 m3/s and the motor speed is 1440 rpm at rated condition, the specific speed of the pump is about
4
26
38
1440
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
When a retaining wall moves away from the backfill, the pressure exerted on the wall is termed as
passive earth pressure
swelling pressure
pore pressure
active earth pressure
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Two primary air pollutants are
sulphur oxide and ozone
nitrogen oxide and peroxyacetylnitrate
sulphur oxide and hydrocarbon
ozone and peroxyacetynitrate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Flocculation is a process
that removes algae from stabilization pond effluent
that promotes the aggregation of small particles into larger particles to enhance their removal by gravity
both (a) and (b)
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The effective length of a circular electric pole of length L and constant diameters erected on ground is,
0.80 L
1.20 L
1.50 L
2.00 L
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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