Question 2A refrigeration cycle operates with R-134a.State 1State 2TA15 psia180 psiaSaturatedliquid0 °F200 °FQHIf QLflow rate m, the work in Win, the compressorefficiency 7., and the volumetric flow rate V.144,000 Btu/hr, find the COP, the mass%3DWinm =%3D4°4.Saturated vaporWin=

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Answered: If QL = 144,000 Btu/hr, find the COP,…

If QL = 144,000 Btu/hr, find the COP, the mass flow rate m, the work in Win, the compressor efficiency nc, and the volumetric flow rate V. %3D

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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pls solve in less than 30 min.pls fast.
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Solve it correctly please. I
Note: Show all your solutions in separate sheets as required. Indicate all of your answers on this page in the provided blank lines. 1. Using the Steam Tables, find and entropy of steam at the inlet and outlet of a boiler and heat added when subcooled water at pressure = 5 Mpaa (subcooled by 64 deg C measured at boiler inlet), is superheated to 100 deg C SH at the same pressure. Total flow volume rate of steam = 0.5 cu.m per sec. Indicate units.
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Answer the attach file
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Entrance cross-section 0.032 m2 flow fluid 134a, temperature 50 ° C, It enters at 1200 kPa pressure and 20 m / s speed and from the nozzle at 40 ° C temperature and 800 kPa pressure comes out. The heat loss from the nozzle to the environment is 20 kJ / s. a) Calculate the mass flow rate of the refrigerant b) Calculate the exit velocity of the refrigerant from the nozzle.
3. A single acting reciprocating compressor is needed to compress 100 kg of air per hour from 100 kPa and 25 deg Cintake condition to 900 kPa delivering pressure. The compression is expected to follow PV to the power 1.25 = C. If the compressor has a clearance factor of 4% and it is expected to operate at 300 rpm, what is the required piston displacement?