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The tail water depth in the channel is 3m and Froude number is .If a free hydraulic jump is to be formed at downstream of the sluice gate at vena contracta of the jet coming out from the sluice gate, the sluice gate opening should be (Coefficient of contraction C c = 0.9) A directory of Objective Type Questions covering all the Computer Science subjects. Which of the following is applicable for bleed off circuits?a) Bleed off circuits develop heat in the systemb) Bleed off circuits are used for resistive loadsc) Bleed off circuits are used for runaway loadsd) All the above, Q5. a. Base exchange process; Cation exchange process; Both (a) and (b) (Ans) None of these; 169.The aeration of water is done to remove. Learn Hydraulics And Fluid Mechanics MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. The power system of such machines can be described as. 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What is the function of sequence valve used in hydraulic circuits?a) Sequence valves are used to perform number of operations one after the other after the set pressure is reachedb) Sequence valves are used to perform number of operations continuously before theset pressure is reachedc) Sequence valves after reaching set pressure oil is flown to the tankd) All the above, Q6.When is a pressure reducing valve used?a) It is used when higher pressure than system pressure is requiredb) It is used when lower pressure than system pressure is requiredc) When absolutely zero pressure is requiredd) All the above, Q7.One litre of water occupies a volume ofa) 100 cm^3b) 250 cm^3c) 500 cm^3d) 1000 cm^3, Q8.In one dimensional flow, the flowa) Is steady and uniformb) Takes place in straight linec) Takes place in curved) Takes place in one direction, Q9.Which of the following notations is used to represent a regulator unit?a) 3.0b) 0.3c) 3d) None of the above, Q10. 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