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- Question
To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36, 00, 000 litres per hour. If the length of the pipe is 1506 m and f = 0.01, ignoring other minor losses and assuming the economical diameter from Lea's formula D = 1.2 Q, the water horse power of the pump is
Options- A. 400
- B. 450
- C. 500
- D. 580
- E. 600
- Correct Answer
- 600
- 1. For road pavements, the cement generally used, is
Options- A. ordinary Portland cement
- B. rapid hardening cement
- C. low heat cement
- D. blast furnace slag cement
- E. none of these. Discuss
- 2. In stone masonry, stones (stratified rocks) are so placed that the direction of pressure to the plane of bedding is
Options- A. right angles
- B. 45°
- C. 60°
- D. parallel
- E. None of these. Discuss
- 3. The total area of side face reinforcement, in case of a deep beam should not be less than
Options- A. 0.1% of web area
- B. 0.2% of web area
- C. 0.3% of web area
- D. 0.4% of web area. Discuss
- 4. Most commonly used section in grade aqueducts, is
Options- A. circular
- B. rectangular
- C. parabolic
- D. horse shoe section. Discuss
- 5. For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed
Options- A. 1.5
- B. 2.0
- C. 2.5
- D. 3.0
- E. 3.5 Discuss
- 6. An angle of deflection right, may be directly obtained by setting the instrument to read
Options- A. zero on back station
- B. 180° on back station
- C. 90°
- D. 270° on back station. Discuss
- 7. Pick up the incorrect statement from the following:
Options- A. Lead is the average horizontal straight distance between the borrow pit and the place of spreading soil
- B. The lead is calculated for each block of the excavated area
- C. The unit of lead is 50 m for a distance upto 500 m
- D. The unit of lead is 1 km where the lead exceeds 2 km. Discuss
- 8. The bearing of C from A is N 30° E and from B, 50 metres east of A, is N 60° W. The departure of C from A is
Options- A. 50 m
- B. 50 3 m
- C. 25 3 m
- D. 25 m Discuss
- 9. The heaviest line is used to democrate
Options- A. the low water line
- B. the high water line
- C. the limit of swamps
- D. the direction of current. Discuss
- 10. Pick up the correct statement from the following:
Options- A. The artificial barrier constructed to enclose "n area for safe anchorage, is called break water
- B. The smoothened surface at the top end of the vertical face of a guay wall, is called fending
- C. The effective berthing lengths of inclined guays can be adjusted
- D. All the above. Discuss
More questions
Correct Answer: rapid hardening cement
Correct Answer: right angles
Correct Answer: 0.2% of web area
Correct Answer: rectangular
Correct Answer: 1.5
Correct Answer: zero on back station
Correct Answer: The unit of lead is 1 km where the lead exceeds 2 km.
Correct Answer: 25 m
Correct Answer: the high water line
Correct Answer: All the above.
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