Answers: 2
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
Physics, 22.06.2019 17:20
Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums
Answers: 2
Physics, 22.06.2019 23:30
Aball of mass 0.3kg is released from rest at a height of 8m.how fast is it going when it hits the ground? accleration due to gravity is g=9.8m/s
Answers: 2
Physics, 23.06.2019 10:30
How long will a plane have to fly continuously with 1100 miles per hour in order to cover the same distance as that from earth to the next star, proxima centauri?
Answers: 2
True or False: Overuse of substances can result in dopamine not being released during activities tha...
Mathematics, 11.03.2021 09:00
Spanish, 11.03.2021 09:00
English, 11.03.2021 09:00
Biology, 11.03.2021 09:00
Mathematics, 11.03.2021 09:00
Mathematics, 11.03.2021 09:00
Physics, 11.03.2021 09:00
Mathematics, 11.03.2021 09:00
Business, 11.03.2021 09:00