The drinking water needs of an office are met by cooling tap water in a refrigerated water

Question:

The drinking water needs of an office are met by cooling tap water in a refrigerated water fountain from 23 to 6°C at an average rate of 18 kg/h. If the COP of this refrigerator is 3.1, the required power input to this refrigerator is

(a) 1100 W

(b) 355 W

(d) 115 W

(e) 35 W

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Thermodynamics An Engineering Approach

ISBN: 9781259822674

9th Edition

Authors: Yunus Cengel, Michael Boles, Mehmet Kanoglu

See More Books

Question Posted: Nov 05, 2020 07:03 AM

See More Questions

The drinking water needs of an office are met by cooling tab water in a refrigerated water fountain from 23 to 6C at an average rate of 10 kg/h. If the COP of this refrigerator is 3.1, the required...
The drinking water needs of an office are met by cooling tab water in a refrigerated water fountain from 23 to 6C at an average rate of 10 kg/h. If the COP of this refrigerator is 3.1, the required...
The drinking water needs of an office are met by large water bottles. One end of a 0.25-in-diameter plastic hose is inserted into the bottle placed on a high stand, while the other end with an on/off...
In Problems 6374, perform the indicated operations and simplify the result. Leave your answer in factored form. 3x x - 1 x - 4 18 x - 2x + 1 2
Use the Excel spreadsheet Black Scholes Merton Binomial lOe.xlsm and determine the value of a call option on a stock currently priced at 165.13, where the risk-free rate is 5.875 percent (compounded...
Using SPIM, write and test a program that reads in three integers and prints out the sum of the largest two of the three. Use the SPIM system calls described on pages A-43 and A-45. You can break...
Explain why the chi-square independence test is always a right-tailed test. True or False? In Exercises 5 and 6, determine whether the statement is true or false. If it is false, rewrite it as a true...
The financial statements for Nike, Inc. (NKE), are presented in Appendix E at the end of the text. The following additional information is available (in thousands): Accounts receivable at May 31,...
In accordance with restrictive debt covenants, Maynard Company appropriated $20,000 of retained earnings. Which of the following entries would be required to recognize this appropriation?
For the past several years, Samantha Hiogan has operated a part-time consulting business from her home. As of July 1, 20Y9, Samantha decided to move to rented quarters and to operate the business,...
Prove that a refrigerators COP cannot exceed that of a completely reversible refrigerator that shares the same thermal energy reservoirs.
The label on a washing machine indicates that the washer will use $85 worth of hot water if the water is heated by a 90 percent efficient electric heater at an electricity rate of $0.125/kWh. If the...
What is a botnet? What sorts of exploits would use a botnet? Why would a botnet be useful to cybercriminals?
(25 Points) University Painting is considering investing in a new paint sprayer to allow them to paint more classrooms in less time. The sprayer would have the following cash flow and cost of capital...
Use the following information for questions 1 and 2. Caterpillar Financial Services Corp. (a subsidiary of Caterpillar) and Sterling Construction sign a lease agreement dated January 1, 2020, that...
Summit Regional Medical Center operates as a private not-for-profit hospital, providing services to a community of 20,000 and the surrounding rural areas. Summit has maintained a banking relationship...
Woodland Wearables produces two models of a smart watch, the Basic and the Flash. The watches have the following characteristics: Basic Flash Selling price per watch $ 3 3 0 $ 4 9 0 Variable cost per...
Introduction This practice case has been designed to give introductory-level business students practical experience in the application of accounting concepts. This practice case will provide students...
A pure discount bond with maturity N is a bond with no payments at times t = 1, , N 1; at time t = N , a pure discount bond has a single terminal payment of both principal and interest. What is the...
Represent each of the following combination of units in the correct SI form using an appropriate prefix: (a) m/ms, (b) k m, (c) k s /mg, and (d) k m N.
The ventilating fan of the bathroom of a building has a volume flow rate of 30 L/s and runs continuously. If the density of air inside is 1.20 kg/m3, determine the mass of air vented out in one day.
Helium is to be compressed from 105 kPa and 295 K to 700 kPa and 460 K. A heat loss of 15 kJ/kg occurs during the compression process. Neglecting kinetic energy changes, determine the power input...
Carbon dioxide enters an adiabatic compressor at 100 kPa and 300 K at a rate of 0.5 kg/s and leaves at 600 kPa and 450 K. Neglecting kinetic energy changes, determine (a) The volume flow rate of the...
Assignment Title: The Role of Bookkeeping in Business Management and Financial Reporting Objective: Understand the importance of proper bookkeeping procedures in the management of...
17) The adjustment that is made to allocate the cost of a building over its expected life is called:A) depreciation expense.B) residual value.C) accumulated depreciation.D) None of the above answers...
9) Prepaid Rent is considered to be a(n):A) liability.B) asset.C) contra-asset.D) expense.10) As Prepaid Rent is used, it becomes a(n):A) liability.B) expense. C) contra-asset.D) contra-revenue.11)...

The drinking water needs of an office are met by cooling tap water in a refrigerated water

Question:

Step by Step Answer:

Answer d 115 W Solution Solved by EES Software Solut...View the full answer

Thermodynamics An Engineering Approach

Students also viewed these Engineering questions