![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 19:40
You carry a 7.0-kg bag of groceries 1.2 m above the ground at constant speed across a 2.7m room. how much work do you do on the bag in the process? (a) 157j (b) 0.00j (c) 185j (d) 82j
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 02:30
You are about to open a container of soy milk but notice that there are instructions to “shake well before serving.” the soy milk is most likely a
Answers: 1
![question](/tpl/images/cats/fizika.png)
![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
You know the right answer?
Why speed is a derived quantity?...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 31.03.2021 16:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 31.03.2021 16:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 31.03.2021 16:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.03.2021 16:00
![question](/tpl/images/cats/fr.png)
French, 31.03.2021 16:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.03.2021 16:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.03.2021 16:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.03.2021 16:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)