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 |
Answer: Option C
Explanation:
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2. |
When a retaining wall moves away from the backfill, the pressure exerted on the wall is termed as |
A. |
passive earth pressure | B. |
swelling pressure | C. |
pore pressure | D. |
active earth pressure |
Answer: Option D
Explanation:
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3. |
Two primary air pollutants are |
A. |
sulphur oxide and ozone | B. |
nitrogen oxide and peroxyacetylnitrate | C. |
sulphur oxide and hydrocarbon | D. |
ozone and peroxyacetynitrate |
Answer: Option C
Explanation:
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4. |
Flocculation is a process |
A. |
that removes algae from stabilization pond effluent | B. |
that promotes the aggregation of small particles into larger particles to enhance their removal by gravity | C. |
both (a) and (b) | D. |
none of these. |
Answer: Option B
Explanation:
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5. |
The effective length of a circular electric pole of length L and constant diameters erected on ground is, |
Answer: Option D
Explanation:
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