Engineering, 08.04.2020 03:09 laqu33n021
A 50 wt% Pb-50 wt% Mg alloy is slowly cooled from 700C (1290F) to 400C (750F). (a) At what temperature does the first solid phase form? (b) What is the composition of this solid phase? (c) At what temperature does the liquid solidify? (d) What is the composition of this last remaining liquid phase?
Answers: 3
Engineering, 04.07.2019 18:10
For the closed feedwater heater below, feedwater enters state 3 at a pressure of 2000 psia and temperature of 420 °f at a rate of ix10 ibhr. the feedwat extracted steam enters state 1 at a pressure of 1000 psia and enthalpy of 1500 btu/lbm. the extracted er leaves at an enthalpy of 528.7 btu/lbm steam leaves as a saturated liquid. (16) a) determine the mass flow rate of the extraction steam used to heat the feedwater (10) b) determine the terminal temperature difference of the closed feedwater heater
Answers: 3
Engineering, 04.07.2019 18:10
Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.
Answers: 2
Engineering, 04.07.2019 18:10
Calculate the bore of a cylinder that has a stroke of 18 inches and an extension time of 6 seconds at a flow rate of 4 gal/min.
Answers: 3
Engineering, 04.07.2019 18:20
Determine the damped natural frequencies and the steady state response of a decoupled damped forced two degrees of freedom system. 10ä1 + 2q1 20q1 10 cos t; 10q2 +4q2 + 40q2 10 cos t
Answers: 3
A 50 wt% Pb-50 wt% Mg alloy is slowly cooled from 700C (1290F) to 400C (750F). (a) At what tempe...
English, 02.11.2020 14:00
Mathematics, 02.11.2020 14:00
Computers and Technology, 02.11.2020 14:00
English, 02.11.2020 14:00
Health, 02.11.2020 14:00
Chemistry, 02.11.2020 14:00
Biology, 02.11.2020 14:00
English, 02.11.2020 14:00