Engineering
Engineering, 21.03.2020 02:48, kienzie1

A refrigerator keeping 5oC inside is located in a 30oC room. It must have a high temperature ∆T above room temperature and a low temperature ∆T below the refrigerated space in the cycle to actually transfer the heat. For a ∆T of 0, 5 and 10oC respectively calculate the COP assuming a Carnot cycle.

answer
Answers: 2

Other questions on the subject: Engineering

image
Engineering, 04.07.2019 18:10, niicoleassssssf
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
image
Engineering, 04.07.2019 18:10, wyattlb97
Water at the rate of 1 kg/s is forced through a tube with a 2.5 cm inner diameter. the inlet water temperature is 15°c, and the outlet water temperature is 50°c. the tube wall temperature is 14°c higher than the local water temperature all along the length of the tube. what is the length of the tube?
Answers: 3
image
Engineering, 04.07.2019 18:20, samantha636
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
image
Engineering, 04.07.2019 18:20, dlr1628
Acertain flow of air (at stp) has a velocity distribution given by v i (in ft/s). if this flow is going through a 4 ft square area in the yz-plane (centered at the origin), what is the mass flow rate (in lbm/s)?
Answers: 2
Do you know the correct answer?
A refrigerator keeping 5oC inside is located in a 30oC room. It must have a high temperature ∆T abov...

Questions in other subjects: