Q8. In a refrigeration system using Refrigerant-134a as a working fluid, which condenser pressure will provide the highest coefficient of performance if heat is rejected to a medium at 40°C? a. 0.5 MPa b. 1 MPa TH= 4₂°C {conderide c. 1.2 MPa d. 2 MPa

Q8. In a refrigeration system using Refrigerant-134a as a working fluid, which condenser pressure will provide the highest coefficient of performance if heat is rejected to a medium at 40°C? a. 0.5 MPa b. 1 MPa TH= 4₂°C {conderide c. 1.2 MPa d. 2 MPa

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

See similar textbooks

Related questions

Q: The family traveled to Florida for vacation. When you arrived, the trip meter read 486. New tires…

A: Total distance travelled=486 miles = 486*63360 inches…

Q: Compute: a.) The maximum shear stress developed in a 6 inch diameter solid steel shaft that…

Q: 6. Steam is admitted to the cylinder of an engine with an average pressure of 25 bar. The piston…

A: The data given in this question are below: The average pressure is, P=25 bar. The piston diameter…

Q: Name: morteza ali Qasim Group: B1 a) Given data: Po = 790 kg/m³ ho = 4 4 hwl 70 ст Need to determine…

A: We have given

Q: Work like new please Calculate: a) the Resulting Force and its point of application, taking into…

Q: Q1. The 1000 Nm clockwise is the resultant of the force system shown in figure 1, determine the…

Q: he maintenance cost for a new heavy-duty diesel engine is P20,000 two years after its purchase,…

A: Given DataMaintenance costPm=P20000P4=P40000P8=P80000i=10%

Q: A garden hose attached with a nozzle is used to fill a 20 Liters bucket. The inner diameter of the…

A: Given Data V=20 L=0.02 m3 t=50 sec dnozzle=2.45 cm=0.0245 m

Q: How much do you save each week if you drove a prius instead of a pickup truck? Assume you drive 125…

Q: A gas has a molecular mass of 21 kg/kmol. What is the gas constant of this gas? mark your answer on…

Q: Question 2 (35 marks): A company has a project to complete. To complete the project, the following…

A: To draw the Project Diagram/Network (15 pts) and develop a Linear Program (20 pts) for computing the…

Q: S. The cost of producing a small transistor radio set consists of P 230.00 for labor and P 370.00…

A: The number of sets must be produced per month to break-even is 7143 sets.

Q: w much is the present value of a perpetuity of P1,000 payable semi-annually if money is worth 5%…

A: we have to calculate the present value

Q: A large wood products company is negotiating a contract to sell plywood overseas. The fixed cost…

Q: 20 02) Given the figure attached, Determine the following: 200 kg D • 1) What is magnitude of R and…

A: *As per our guidelines we are supposed to answer first three sub-parts of the question. Kindly…

Q: Find out total elapsed time

Q: Ellen borrowed P100,000 from a local bank at 10% annually. She must pay back the loan in five years…

Q: . The stress, S, on a pipe varies jointly with the internal pressure, P, and the internal diameter,…

A: Given Data: The stress on the pipe P=100 lbin2 The internal pressure on the pipe σ=25 lbin2 Diameter…

Q: The demand of a certain part is 1000 parts/year and its cost is 71000/part. The orders are placed…

A: Given, Demand of the part = D = 1000 parts/year Cost of the part = C = Rs. 1000/part Cost of…

Q: Q2) In Figure show the force- extension curve for three materials. a) Material b) Material c)…

A: Q)Given data To determine -> which materials has high ductiity, ultimate strength and…

Q: The most economical process

A: Given, A component can be produced by any of the four processes. Fixed cost and the variable cost is…

Q: A cold storage locker plant shows that each locker should be large enough to store about 300 lbs. of…

A: Given : To find: First cost

Q: 1. 1.G5 1b oF gas is stored in a tank op 2t° . If the internal energy decre ases by 27.4 BTU as…

A: given data- mass of the gas = m = 1.63 lb change in internal energy, dU = 27.4 BTU change in…

Q: I -mall metal bar, with an initial temperature of 150 C, is taken outside where the air temperature…

Q: what principle you have to deposit in a 4.5% saving account compounded conitnuously in order to have…

A: Given data: r= 4.5℅ A=10000 n=8 t=8

Q: The farmer wanted to know the number of hills per hectare in his rice production, if row is 15 cm…

A: Givenw=15cmb=15cm

Q: 1. COMPUTE THE INTEREST FOR AN AMOUNT OF P200 000 FOR A PERIOD OF 8 YEARS IF IT WAS MADE ATIG 7o…

Q: Calibration is an item present in maintenance manual. Select one: O True O False

Q: Suppose that a $100 lump sum amount is invested for 10 years at a nominal interest rate of 6%…

A: given; principal amount(P)=$100time(T)=10yearinterest rate(R)=6%amount at the end of 10year (A)=?

Q: Using his credit card, a professional golfer bought a new golf set worth P30,000. The said golf set…

Q: make a three-view drawing, complete with dimensions, of the part. Show the dimensions with the view…

A: the given isometric view

Q: Determine the above demand in months

A: Given; Annual demand for an item is=10000 unitsUnit cost is= Rs 100Inventory charges= 14.4 % of the…

Q: Paul has a coupon at the guitar store for 15% off any purchase of $100 or more. He wants to buy a…

A: Given information:Paul has a coupon at guitar store for 15% off any purchase of $100 or more.He…

Q: Determine 8000 N 1500 N/m a) the maximum shear stress, along the beam, b) the maximum tensile…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Suppose $100 was deposited in 2020 and $200 was withdrawn in 2030, emptying the account. What was…

Q: A new generator has been installed. There will be no maintenance cost until the end of the sixth…

A: It is required to calculate the present value of the cost of generator with P500 cost from the year…

Q: bic at ule speCImeu pUInt ifl watts. 2. The absolute viscosity of the liquid is 1.18 x 10-3 Pa.s and…

A: (Since multiple questions are posted, as per policy, experts are allowed to answer only one question…

Question

The answer is 1.2Mpa ,Show work in handwritten format .

Q8. In a refrigeration system using Refrigerant-134a as a working fluid, which condenser
pressure will provide the highest coefficient of performance if heat is rejected to a
medium at 40°C?
TH= 4₂°C
{conderside
a. 0.5 MPa
b.
1 MPa
c. 1.2 MPa
d. 2 MPa
2

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Given

VIEW

Step 2: Using R134a Property table

VIEW

Solution

VIEW

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

You run a race starting from rest and accelerating at 0.35 m/s2 until you cross the finish line in 14.0 seconds. a) what is your final speed?
1:50 & If a load of 460N was lifted by an effort of 144 N. Then the effort resulted in a 60 m movement. The load moved the distance of 19 m. A.) Calculate the efficiency of the system. B.) Draw a labeled diagram and explain what going on.
3) The unit of force in S.I. system of units is dyne O kilogram O Newton watt
Please answer very soon will give rating surely
What rate of interest compounded annually is the same as the rate of interest of 6% compunded monthly?
i) Find the property that provides the change in size of the material, if the material is subjected to temperature change and explain that property with unit. ii) Water of 1.6 liters is heated to a maximum temperature of 116 °C from room temperature to prepare Arabic coffee for a family using the following data. -- (2.5 Marks) - Heat energy of 623 kJ is supplied to the water - Specific heat capacity of water is 4.2 kJ/kg K - Density of water as 1000.5 kg/m3 Determine the room temperature. a) Mass of water (in kg) b) Room temperature (in °C
Four consumers are willing to pay these amounts for haircuts, and four haircutting businesses have these costs: Consumers' Willingness to Pay Firms' Costs Edison: $45 Firm A: $40 Kevin: $25 Firm B: $20 Maria: $15 Hilary: $35 Firm C: $10 Firm D: $30 Each firm has the capacity to produce only one haircut. For efficiency, should be given. Which businesses should cut hair? Check all that apply. Firm A Firm B Firm C Firm D Which consumers should have their hair cut? Check all that apply. Edison Hilary Kevin Maria The maximum possible total surplus is $