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7) In the system below, if all pipes are horizontal and have a friction factor of 0.012 and the flow goes from B to D at a rate of 1.5 ft3/s, what is the flow from A to D in ft³/s? Op 8 cfs A 24 in. 1000 ft 10 in. 1410 ft B 12 T 1000 ft D 8 in. 1000 ft 12 in. 1000 ft C 2 cfs 10 in. 1000 ft E 6 cfs

7) In the system below, if all pipes are horizontal and have a friction factor of 0.012 and the flow goes from B to D at a rate of 1.5 ft3/s, what is the flow from A to D in ft³/s? Op 8 cfs A 24 in. 1000 ft 10 in. 1410 ft B 12 T 1000 ft D 8 in. 1000 ft 12 in. 1000 ft C 2 cfs 10 in. 1000 ft E 6 cfs

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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7) In the system below, if all pipes are horizontal and have a friction factor of 0.012 and the flow goes from B to D at a rate of 1.5 ft³/s, what is the flow from A to D in ft³/s? QARO a) 1.5 c) 6.5 A 8 cfs a) 1.0 c) 48.3 A 24 in. 1000 ft 10 in. 1410 ft B D 12 T 1000 ft 8 in. 1000 ft 12 in. 1000 ft b) 3.6 d) 2.3 C 2 cfs b) 13.8 d) 19.8 10 in. 1000 ft E 8) A private water utility purchases 10,000,000 kilowatt-hours of electricity per year for pump operations. The unit cost of electricity is currently 10.0 cents per kilowatt-hour. Over the next 30 years, the utility's electrical energy consumption is expected to remain constant while the unit cost of electricity increases at an average rate of 3.0% per year. The utility's minimum attractive rate of return is 6.0%. Find the present value of the next 30 years of electricity purchases in million dollars. 6 cfs
Transcribed Image Text:7) In the system below, if all pipes are horizontal and have a friction factor of 0.012 and the flow goes from B to D at a rate of 1.5 ft³/s, what is the flow from A to D in ft³/s? QARO a) 1.5 c) 6.5 A 8 cfs a) 1.0 c) 48.3 A 24 in. 1000 ft 10 in. 1410 ft B D 12 T 1000 ft 8 in. 1000 ft 12 in. 1000 ft b) 3.6 d) 2.3 C 2 cfs b) 13.8 d) 19.8 10 in. 1000 ft E 8) A private water utility purchases 10,000,000 kilowatt-hours of electricity per year for pump operations. The unit cost of electricity is currently 10.0 cents per kilowatt-hour. Over the next 30 years, the utility's electrical energy consumption is expected to remain constant while the unit cost of electricity increases at an average rate of 3.0% per year. The utility's minimum attractive rate of return is 6.0%. Find the present value of the next 30 years of electricity purchases in million dollars. 6 cfs
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