Engineering, 31.08.2019 05:10 oof529
Explain how to design elevator doors within an elevator system, the components that will be used and their position in the design, all the requirements for the design and construction. use diagram if you can, position of the motor, pulley etc (the door is a centre parting door with two panels)
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 19:10
Agas is compressed from vi 0.3 m, p 1 bar to of v2 0.1 m3, p2--3 bar. pressure and volume are related linearly during the process. for the gas, find the work, in kj.
Answers: 2
Engineering, 04.07.2019 19:20
Acircular pipe of 30mm outside diameter is placed in an airstream at 30 c and latm pressure. the air moves in cross flow over the pipe at 20 m/s, while the outer surface of the pipe is maintained at 110 c. what is the drag force exerted on the pipe per unit length? what is the rate of heat transfer from the pipe per unit length?
Answers: 1
Engineering, 06.07.2019 02:30
Plot schematically the tensile stress versus strain curves for a typical thermoplastic material at a temperature below its glass transition temperature (tg and at a temperature above its tg, respectively. do the same for a typical thermosetting material. list in a table any differences or similarities between the two materials at t> tg and t < tg, respectively, and relate them to the structures of the two types of polymers
Answers: 3
Explain how to design elevator doors within an elevator system, the components that will be used and...
Computers and Technology, 11.01.2021 17:40
Mathematics, 11.01.2021 17:40
English, 11.01.2021 17:40
Physics, 11.01.2021 17:40
Mathematics, 11.01.2021 17:40
Biology, 11.01.2021 17:40
Physics, 11.01.2021 17:40
Mathematics, 11.01.2021 17:40
Social Studies, 11.01.2021 17:40
Business, 11.01.2021 17:40
History, 11.01.2021 17:40
Mathematics, 11.01.2021 17:40