8 kN/m 6 kN/m 15 k 42 kN-m 6 k/ft 15 KN•M - 1.5 m- -3 m 30 kN 20 k-ft 9 kN 3 m 3 m- 9 kN V (kN) 4 ft 47 k 8k ft- w negative increasing V slope negative increasing w negative increasing V slope negative increasing w negative constant V slope negative constant V (kN) 4.5 -x (m) V (k) 32 Starts at- 9- 8 -x (m) zero slope -x (ft) 8 4 Ends at slope of -8 -30 -9 -15 V negative increasing M slope negative increasing V positive decreasing M slope positive decreasing M (kN-m) M (k•ft) М (kN-m) V negative increasing M slope negative increasing 15 18 Ends at 12 8 - slope of -9 Starts at zero slope -x (ft) Starts at 2.64 -20 slope of +9 х (m) Ends at -x (m) 1.5 3 slope of +8 Starts at (a) slope of – 15 -80 (c) Ends at slope of – 30 -42 (b)

8 kN/m 6 kN/m 15 k 42 kN-m 6 k/ft 15 KN•M - 1.5 m- -3 m 30 kN 20 k-ft 9 kN 3 m 3 m- 9 kN V (kN) 4 ft 47 k 8k ft- w negative increasing V slope negative increasing w negative increasing V slope negative increasing w negative constant V slope negative constant V (kN) 4.5 -x (m) V (k) 32 Starts at- 9- 8 -x (m) zero slope -x (ft) 8 4 Ends at slope of -8 -30 -9 -15 V negative increasing M slope negative increasing V positive decreasing M slope positive decreasing M (kN-m) M (k•ft) М (kN-m) V negative increasing M slope negative increasing 15 18 Ends at 12 8 - slope of -9 Starts at zero slope -x (ft) Starts at 2.64 -20 slope of +9 х (m) Ends at -x (m) 1.5 3 slope of +8 Starts at (a) slope of – 15 -80 (c) Ends at slope of – 30 -42 (b)

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Answer: 57.4 ft/s=17.5m/sTorricelli's equation does not apply but the simplified Bernoulli's equation does apply.
The system consists of 1200 m of 5 cm cast iron pipe, two 45° and four 90° flanged long-radius elbows, a fully open flanged globe valve, and a sharp exit into a reservoir. If the elevation at point 1 is 400 m, what gage pressure is required at point 1 to deliver 0.005 m3/s of water into the reservoir? Use the following: v = 1 x 10-6 m2/s Kentrance = 0.5 Kexit = 1 Kvalve = 6.9 f = 0.0316 γ = 9810 N/m3 Choices: 3.44 Mpa 1.02 MPa 3.48 Mpa 1.00 MPa None of the choices
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A two branch duct system of circular duct is shown below. The fittings have the following equivalent lengthof straight duct upstream to branch 4m elbow 2m. There is negligible pressure loss in the straight throughsection of the branch. The designer slects 4pa/m as the pressure gradient in all sections. What diameter in m should be selected in the 7-m branch? A. 0.44 B. 0.64 C. 0.34 D. 0.54
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