Engineering, 04.12.2019 01:31, OllieMoo
For the unity negative feedback system g(s) = k(s+6)/ (s + 1)(s + 2)(s + 5) it's known that the system is operating with a dominant-pole damping ratio of 0.5. design a pd controller so that the settling time is reduced by a factor of 3, compared with the uncompensated unity negative feedback system. compare the percentage overshoot and resonant frequencies of the uncompensated and compensated systems.
Answers: 1
Engineering, 04.07.2019 18:10, yasminothman02
An air conditioning system consist of a 5 cm diameter pipe, operating at a pressure of 200 kpa. the air initially enters the pipe at 15°c with a velocity of 20 m/s and relative humidity of 80%. if the heat supply throughout the process is 960 w, determine the relative humidity and the temperature at the outlet
Answers: 3
Engineering, 04.07.2019 18:10, lerasteidl
Determine whether or not it is possible to compress air adiabatically from k to 140 kpa and 400 k. what is the entropy change during this process?
Answers: 3
Engineering, 04.07.2019 18:20, samantha636
Avolume of 2.65 m3 of air in a rigid, insulated container fitted with a paddle wheel is initially at 264 k, 5.6 bar. the air receives 432 kj by work from the paddle wheel. assuming the ideal gas model with cv = 0.71 kj/kg • k, determine for the air the amount of entropy produced, in kj/k
Answers: 2
Engineering, 04.07.2019 19:10, rhiannpelham60
The maximum shear stress and maximum flexural stress occur at the same location along a beam subjected to a non-uniform bending load. a)-trune b)- false
Answers: 2
For the unity negative feedback system g(s) = k(s+6)/ (s + 1)(s + 2)(s + 5) it's known that the syst...
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