Engineering, 20.02.2022 23:00 marquetter7689
PEMEX, Mexico’s petroleum corporation, has an estimated budget for oil and gas exploration that includes equipment for three offshore platforms as shown. Use PW analysis to select the best alternative at a MARR of 15% per year. Select platform X, Y, or Z using (a) tabulated factors, and (b) single-cell spreadsheet functions, as instructed. Table Summary: Table divided into 4 columns with the headings marked from left to right as: Platform; X; Y; and Z. Platform X Y Z First cost, $ million −300 −450 −510 M&O, $ million per year −320 −290 −230 Salvage value, $ million 75 50 90 Estimated life, years 20 20 20
Answers: 1
Engineering, 04.07.2019 18:10, anna22684
Water at 70°f and streams enter the mixing chamber at the same mass flow rate, determine the temperature and the quality of the exiting stream. 0 psia is heated in a chamber by mixing it with saturated water vapor at 20 psia. if both streams enters the mixing chamber at the same mass flow rate, determine the temperature and the quality of the existing system.
Answers: 2
Engineering, 04.07.2019 18:10, skpdancer1605
Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2
Answers: 3
Engineering, 04.07.2019 18:10, redrosesxx
Water at 55c flows across a flat plate whose surface temperature is held constant at 95c. if the temperature gradient at the plate's surface for a given value of x is 18 c/mm, find a) local heat transfer coefficient. b) heat flux
Answers: 3
PEMEX, Mexico’s petroleum corporation, has an estimated budget for oil and gas exploration that incl...
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