![subject](/tpl/images/cats/User.png)
Engineering, 14.09.2019 05:10 anthonymw
The initial state of a cold air-standard otto cycle is given a temperature and pressure of 300 k and 100 kpa respectively. assuming constant specific heat (cv = 0.718 kj/kg k), with a heat addition of 750 kj/kg and a compression ratio of 8, determine: a) temperature (k) at the end of the heat addition process. b) pressure (kpa) at the end of the heat addition process. c) thermal efficiency
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Engineering
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:10
Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)
Answers: 1
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
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
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
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
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
Atank with constant volume contains 2.27 kg of a mixture of water phases (liquid-vapor). in the initial state the temperature and the quality are 127 °c and 0.6, respectively. the mixture is heated until the temperature of 160 oc is reached. illustrate the process in a t-v diagram. then, determine (1) the mass of the vapor in kg at the initial state, (2) the final pressure in kpa.
Answers: 3
You know the right answer?
The initial state of a cold air-standard otto cycle is given a temperature and pressure of 300 k and...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.10.2019 19:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 04.10.2019 19:30
![question](/tpl/images/cats/geografiya.png)
Geography, 04.10.2019 19:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.10.2019 19:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.10.2019 19:30
![question](/tpl/images/cats/en.png)