Engineering, 21.08.2019 16:20 marie2061
Aheat pump is used to warm a building in the winter. this system implements an ideal vapor-compression cycle with r-134a as the working fluid. the cycle operates between 160 kpa and 700 kpa, with a mass flow rate of 0.02 kg/s. determine: (a) the heating load that can be met (b) the power input required for this kw (c) the coefficient of (d) the warmest outside temperature at which this particular cycle is unable to operate ∘c
Answers: 2
Another question on Engineering
Engineering, 03.07.2019 15:10
Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?
Answers: 3
Engineering, 04.07.2019 18:10
Aflywheel accelerates for 5 seconds at 2 rad/s2 from a speed of 20 rpm. determine the total number of revolutions of the flywheel during the period of its acceleration. a.5.65 b.8.43 c. 723 d.6.86
Answers: 2
Engineering, 04.07.2019 18:10
The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false
Answers: 1
Engineering, 04.07.2019 18:10
Which one from below is not one of the reasons of planning failures? (clo3) a)-planner is careless. b-planner spend less time in the field but more time on the desk c)-planner is not qualified d)-planner does not have sufficient time to properly plan
Answers: 3
You know the right answer?
Aheat pump is used to warm a building in the winter. this system implements an ideal vapor-compressi...
Questions
Mathematics, 28.12.2019 08:31
Mathematics, 28.12.2019 08:31
Social Studies, 28.12.2019 08:31
English, 28.12.2019 08:31
Physics, 28.12.2019 08:31
History, 28.12.2019 08:31
Mathematics, 28.12.2019 08:31
Chemistry, 28.12.2019 08:31
