Engineering, 29.10.2019 05:31, mandilynn22
Asample consisting of 0.iomol of pe rfect gas molecules is held by a piston inside a cylinder such that the volume is l.25dm3> the external pressure is constant at l .oo bar and the tempe rature is maintained at 300 kb)'a thermostat. the piston is released so that the gas can expand. calculate (a) the volume of the gas when the exp ansion is complete; (b) the work done when the gas expands; (c) the heat absorbed by the system. hence calculate
Answers: 1
Engineering, 04.07.2019 18:10, Strick1530
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, wirchakethan23
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i. d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
Engineering, 04.07.2019 18:20, kodyclancy
Aquick transition of the operating speed of a shaft from its critical speed will whirl amplitude. (a) increase (b) limit (c) not affect (d) zero
Answers: 2
Engineering, 04.07.2019 18:20, 21megoplin
How much power could a wind turbine produce if it had the following specifications? cp = 0.45 -d=1.2kg/m3 d=50m v 5m/s
Answers: 2
Asample consisting of 0.iomol of pe rfect gas molecules is held by a piston inside a cylinder such t...
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