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- Question
Discharge over an ogee weir remains the same as that of
Options- A. sharp crested weir
- B. triangular weir
- C. cippoletti weir
- D. drowned weir.
- Correct Answer
- cippoletti weir
- 1. Manometers are used to measure
Options- A. pressure in water channels, pipes etc.
- B. difference in pressure at two points
- C. atmospheric pressure
- D. very low pressure. Discuss
- 2. If total head available at the inlet of pipe and f1 is the loss of head due to friction in the pipe, the maximum efficiency of transmission of power (?max) is
Options- A. 1/2
- B. 2/3
- C. 3/4
- D. 4/5 Discuss
- 3. Back water curve is caused if
Options- A. friction head loss is more than the bed slope
- B. pressure is due to weir in the channel
- C. there is an increase in width of the channel
- D. none of these. Discuss
- 4. In an open tube, free surface of mercury remains
Options- A. horizontal
- B. curved upwards
- C. curved downwards
- D. none of these. Discuss
- 5. The best side slope for most economical trapezoidal section, is
Options- A. 30°
- B. 45°
- C. 60°
- D. None of these. Discuss
- 6. An error of 1% in measuring the head of water over the crest of a triangular notch, produces an error in the discharge which is equal to
Options- A. 1.25%
- B. 1.5%
- C. 2.0%.
- D. 2.5% Discuss
- 7. The following is not a laminar flow
Options- A. Flow of oil in measuring instruments
- B. Flow in beds in ground water
- C. Rise of water in plants through roots
- D. Flow of blood in the arteries of human body
- E. Flow in water pipe lines. Discuss
- 8. Which one of the following equation is applicable to unsteady flow in open channels :
Options- A.
- B.
- C.
- D.
Discuss
- 9. The magnitude of water hammer in a pipe depends upon
Options- A. speed at which value is closed
- B. length of the pipe line
- C. elastic properties of the pipe material
- D. elastic properties of the following liquid
- E. all the above. Discuss
- 10. To avoid an interruption in the flow of a syphon, an air vessel is provided
Options- A. at the inlet
- B. at the outlet
- C. at the summit
- D. at any point between intet and outlet. Discuss
Hydraulics problems
Search Results
Correct Answer: pressure in water channels, pipes etc.
Correct Answer: 2/3
Correct Answer: pressure is due to weir in the channel
Correct Answer: curved downwards
Correct Answer: 60°
Correct Answer: 2.5%
Correct Answer: Flow in water pipe lines.
Correct Answer:
Correct Answer: all the above.
Correct Answer: at the summit
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