Essentials of Investments, 8th Edition Bodie, Kane, Marcus
energy motorsDescrição completa
Feeder types and selectionFull description
Made by 3ab9our studies.on.maDescription complète
Made by 3ab9our www.studies.on.maDescription complète
Ok
Descripción completa
goodDescription complète
L a Methode sections analytiqueDescription complète
21 Coupe SectionsDescription complète
Aluminium sliding window sectionsFull description
COLD FORM SECTIONFull description
Total Immersion
tronadura tecnicas
ok
go
NIL
CE LICENSURE EXAMINATION PROBLEMS
5.
A trapeoidal flume in the shape of a half*hexagon has a base widt width h of 1.5 laid at a slop slopee S and has a roughness roughness 1.5 m. /t is laid coefficient n, and the discharge discharge is 3 m 3 /s when flowing full. /f the same material were used for the most efficient rectangular section, what would the discharge be in m3 /s0 (13 " '$ .2# .2! a. c. .#2 .&b. d.
6.
A trapeoidal flume in the shape of a half*hexagon has a base width of 1.5 m. /t is laid at a slope S , has a roughness coefficient n, and the discharge is 3 m3 /s when flowing full. /f the same material were used for the most efficient rectangular section, by how much would the discharge decrease in m3 /s0 (1- " 3$ ).-' ).2! a. c. ).3) ).# b. d.
EFFICIENT SECTIONS
MULTIPLE CHOICE 1.
A triangular shaped channel is to be designed to carry 700 L/s on a slope of 0.0001. Determine what vertex angle and depth of water over the vertex will be necessary to give a section with minimum perimeter, assuming the channel is made of timber, n = 0.012. Use Manning’s formula. (M! " ##$ θ % !&°, h % '.!& m θ % !&°, h % .'& m a. c. b. θ % )°, h % .'& m d. θ % )°, h % '.'& m
2.
Derive the criteria for the hydraulic radius of the most efficient, most economical, economical, and most advantageo advantageous us cross*sectio cross*section n of best proportion of the following following canal+channels (M! " #-$ trapeoidal canal a. triangular canal b.
3.
A trapeoidal flume of most efficient proportion has a base width of 1.5 m. /ts full discharge is 3 m3 /s. /f the same material were used for the most efficient rectangular section, by how much would the discharge decrease in m3 /s0 (1& " #$ ).2! ).-' a. c. ).3 ).# b. d.
4.
A rectangula rectangularr flume 3 m wide and and 1.5 m deep has a carrying capacity of 4.5 m3 /s. /f the same material were used for the most efficient efficient trapeoidal trapeoidal section, section, by how much would the carrying carrying capacity increase in m3 /s0 (M3 " !$ '.! '. a. c. '.# '.& b. d.
