![subject](/tpl/images/cats/fizika.png)
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:20
4r-134a enters the condenser of a residential heat pump at 800 kpa and 50°c at a rate of 0.022 kg/s and leaves at 750 kpa subcooled by 3°c. the refrigerant enters the compressor at 200 kpa superheated by 4°c determine (a) the isentropic efficiency of the compressor, (b) the rate of heat supplied to the heated room, and (c) the cop of the heat pump. also, determine (d) the cop and rate of heat supplied to the heated room if this heat pump operated on the ideal vapor-compression cycle between the pressure limits of 200 and 800 kpa. (0.757, 4.37 kw, 5.12, 6.18, 3.91 kw)
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:20
A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:30
Increasing the pressure on one spot of a fluid will increase the pressure everywhere else in the fluid a. pascals principal b. archimedes' principal c. bernoulli's principal
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:40
Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?
Answers: 1
You know the right answer?
Apassenger on a bus moving east sees a man standing on a curb. from the passenger's perspective, the...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 18.05.2021 04:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mkx.png)
Arts, 18.05.2021 04:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.05.2021 04:10
![question](/tpl/images/cats/en.png)
English, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.05.2021 04:10
![question](/tpl/images/cats/en.png)
English, 18.05.2021 04:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 18.05.2021 04:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.05.2021 04:10