12. Circle when the diameter of the pipe changes to 3 inches, if other condition
ID: 1712910 • Letter: 1
Question
12. Circle when the diameter of the pipe changes to 3 inches, if other conditions remain constant? the correct answer. If water is flowing through a pipe with a diameter of 6 inches, what happes A. The flow rate of the water increases. B. The volume of discharge increases C. The pressure in the pipe over time increases D. All of the above. 13. Explain the use and purpose of a weir? 14. What are the three fundamental issues that Environmental Technology addresses? A. B. C. 1S. True or False Sugar that has dissolved in water can be removed by filtering the water? 16. Circle the cerreet answer. What percentage of all the water on earth is available for human use? A. 50% B.20% C.5% D.196 17·Circle the correct answer. Rainfall intensity is expressed in what units of measurement? A. time per frequency of storm B. depth per unit time C. duration per depth 18. Define the term "ecology 19. True or False: It is possible for water to routinely flow over a ridge line separating one watershod to another 20. In an IDF curve, what do the letters L, D, and F stand for? 21. Write the formula for Pressure and identify each term of the formula. 22. What is a "stilling well" used for in stream studies? 23. What does BOD, stands for?Explanation / Answer
12.
When diameter was decreased velocity increases, hence pressure will reduce.
So option B is correct.
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