A heat pump is used to heat a house during the winter. The house is to be
Question:
A heat pump is used to heat a house during the winter. The house is to be maintained at 20◦C at all times. When the ambient temperature outside drops to −10◦C, the rate at which heat is lost from the house is estimated to be 25 kW. What is the minimum electrical power required to drive the heat pump?
Transcribed Image Text:
loss НР FIGURE P5.58
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 71% (7 reviews)
Answered By
Marvine Ekina
Marvine Ekina
Dedicated and experienced Academic Tutor with a proven track record for helping students to improve their academic performance. Adept at evaluating students and creating learning plans based on their strengths and weaknesses. Bringing forth a devotion to education and helping others to achieve their academic and life goals.
PERSONAL INFORMATION
Address: , ,
Nationality:
Driving License:
Hobbies: reading
SKILLS
????? Problem Solving Skills
????? Predictive Modeling
????? Customer Service Skills
????? Creative Problem Solving Skills
????? Strong Analytical Skills
????? Project Management Skills
????? Multitasking Skills
????? Leadership Skills
????? Curriculum Development
????? Excellent Communication Skills
????? SAT Prep
????? Knowledge of Educational Philosophies
????? Informal and Formal Assessments
0.00
0 Reviews
10+ Question Solved
Related Book For
Fundamentals Of Thermodynamics
ISBN: 9781118131992
8th Edition
Authors: Claus Borgnakke, Richard E. Sonntag
Question Posted:
Students also viewed these Sciences questions
-
A heat pump is used to maintain a house at 22°C by extracting heat from the outside air on a day when the outside air temperature is 2°C. The house is estimated to lose heat at a rate of...
-
A heat pump is used to maintain a house at a constant temperature of 23°C. The house is losing heat to the outside air through the walls and the windows at a rate of 85,000 kJ/h while the energy...
-
A heat pump is used to maintain a house at 25°C by extracting heat from the outside air on a day when the outside air temperature is 4°C. The house is estimated to lose heat at a rate of...
-
CMOS Chips is hedging a 20-year, $21 million, 8% bond payable with a 20-year interest rate swap and has designated the swap as a fair value hedge. The agreement called for CMOS to receive payment...
-
One way to check on how representative a survey is of the population from which it was drawn is to compare various characteristics of the sample with the population characteristics. A typical...
-
The interhalogen IFx can be made only by indirect routes. For example, xenon difluoride gas can react with iodine gas to produce IF x and xenon gas. In one experiment, xenon difluoride is introduced...
-
Suppose that the intensity of the Poisson process \(N\) is equal to 1 and let \(d L_{t}=L_{t^{-}} \gamma_{t} d M_{t}, L_{0}=1\) where \(\gamma\) is a non-deterministic \(\mathbf{F}^{W}\)-predictable...
-
Record transactions and calculate financial statement amounts. The following are the transactions relating to the formation of Cardinal Mowing Services, Inc., and its first month of operations....
-
Pacific Cruises provides standard riverboat cruises for tourists on the Hawkesbury River. The average cruise has 90 passengers on board. Each passenger pays $100 for a days cruising. The riverboat...
-
David A. Vise, a Pulitzer Prize winner and a reporter for the Washington Post, wrote the book The Bureau and the Mole. When the book hit the market, Mr. Vise purchased 20,000 copies via Barnes &...
-
A refrigerator should remove 400 kJ from some food. Assume the refrigerator works in a Carnot cycle between 15C and 45C with a motor compressor of 400 W. How much time does it take if this is the...
-
A proposal is to build a 1000-MW electric power plant with steam as the working fluid. The condensers are to be cooled with river water (see Fig. P5.61). The maximum steam temperature is 550C, and...
-
The General Sherman tree in California is about 270 feet tall and averages about 16 feet in diameter. Estimate the number of board feet (1 board foot equals 1 inch by 12 inches by 12 inches) of...
-
Fuji Inc. is registered as a business in the film-making industry and has a required return on its assets of 10%. It can borrow in the debt market at 5%. If there are no taxes and M&M's proposition...
-
A bond is currently priced at $790 on a par value of $1,000. Its term to maturity is 9 years and its coupon rate is 6% (stated annually, paid semiannually). If you buy the bond, and hold it to...
-
Today you purchased a bond at a quoted price of 98.7. The bond matures in five years, pays semi-annual interest, and has a 6.5% coupon rate. If you hold the bond to maturity, what real rate of return...
-
The Fed and Monetary Policy Monetary policy is the action taken by the Federal Reserve to expand or contract the money supply and influence interest rates. What are the current unemployment and...
-
23.14px Correct the error of subject-verb agreement by rewriting the sentence in the box below: I let the woman know that one of her boxes are open. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10...
-
The feathers of the ruby-throated hummingbird have an iridescent green color due to interference. A simplified model of the step structure of the feather is shown in the figure. If the strongest...
-
The cash records of Holly Company show the following four situations. 1. The June 30 bank reconciliation indicated that deposits in transit total $720. During July, the general ledger account Cash...
-
Which of the following processes is spontaneous? a. The reversible isothermal expansion of an ideal gas. b. The vaporization of superheated water at 102C and 1 bar. c. The constant pressure melting...
-
One joule of work is done on a system, raising its temperature by one degree centigrade. Can this increase in temperature be harnessed to do one joule of work? Explain.
-
Your roommate decides to cool the kitchen by opening the refrigerator. Will this strategy work? Explain your reasoning.
-
Calculate the adjusted cost base of the shares: Option price: $15 per share FMV of the shares when the options were exercised: $17 per share Bargain element: $15 - $17 = -$2 per share Number of...
-
What is the benchmark for each ratio? Why is it important to use benchmarks or historical numbers for comparison? Are Marabelle's ratios falling within appropriate range? Explain. What elements does...
-
Two college students, John and James, are drinking beer at a local bar. John asks James to help him paint the public statute pink to protest the lack of progress in cancer research. Such conduct is a...
Study smarter with the SolutionInn App