How long would a 3.00-kW space heater have to run to put into a kitchen the same
Question:
How long would a 3.00-kW space heater have to run to put into a kitchen the same amount of heat as a refrigerator (coefficient of performance = 3.00) does when it freezes 1.50 kg of water at 20.0 °C into ice at 0.0 °C?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 75% (12 reviews)
REASONING Power is energy per unit time Therefore the heat Q space heater that the space heater would put into the kitchen is the heaters power output ...View the full answer
Answered By
Pushpinder Singh
Currently, I am PhD scholar with Indian Statistical problem, working in applied statistics and real life data problems. I have done several projects in Statistics especially Time Series data analysis, Regression Techniques.
I am Master in Statistics from Indian Institute of Technology, Kanpur.
I have been teaching students for various University entrance exams and passing grades in Graduation and Post-Graduation.I have expertise in solving problems in Statistics for more than 2 years now.I am a subject expert in Statistics with Assignmentpedia.com.
4.40+
3+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mechanical Engineering questions
-
How long would a braking torque of 4.00 Nm have to act to just stop a spinning wheel that has an initial angular momentum of 6.40 kgm2 /s?
-
How long would a meterstick appear to be if it were traveling like a properly thrown spear at 99.5% of the speed of light?
-
A passive solar house that is losing heat to the outdoors at an average rate of 50,000 kJ/h is maintained at 22°C at all times during a winter night for 10 h. The house is to be heated by 50...
-
A molecule with the molecular formula C11H12N2O2 (relative molecular mass = 204.23) crystallized to form monoclinic crystals with a=18.899 , b=5.7445 , and c=9.309 , with =101.776. The crystal...
-
How are persuasive requests and sales letters similar and how are they different?
-
Compare and contrast preferred and common stock.
-
Find the expression for volumetric efficiency of the reciprocating compressor.
-
The September 30, 2011, records of Perfecto Communications include these accounts: Accounts Receivable.................................... $250,000 Allowance for Doubtful Accounts..................
-
What are the legal consequences of using corporate assets for personal use? Back it with primary sources like the internal revenue code, internal revenue manual, treasury regulations.
-
Solex Company produces a high-quality insulation material that passes through two production processes. Data for June for the first process follow: Required: 1. Assume that the company uses the...
-
Review Conceptual Example 9 before attempting this problem. A window air conditioner has an average coefficient of performance of 2.0. In a futile attempt to cool a bedroom, this unit has been placed...
-
A Carnot refrigerator transfers heat from its inside (6.0 C) to the room air outside (20.0 C). (a) Find the coefficient of performance of the refrigerator. (b) Determine the magnitude of the minimum...
-
You owe $500 on a credit card that charges 1.5% interest each month. You can pay $50 each month with no new charges. What is the equilibrium value? What does the equilibrium value mean in terms of...
-
Describe the three systems all organizations must construct to control agency problems. Describe the four major steps in the management decision process. How are agency problems reduced in this...
-
For a material requirements planning (MRP) system to determine what is required to make a product, what 3 documents are necessary? What information do each of these documents provide?
-
Elderly on a fixed income 2. Renters who live in a rent controlled apartment 3. People who are paying on a loan with adjustable interest rates 4. Banks who are collecting on loans with adjustable...
-
Briefly describe a derivative security. What is a futures contract? What is an option contract? Indicate the difference between a call option and a put option Option.
-
What are influence costs? Why do firms exist? Define decision management and decision control, and give an example of each.
-
What is the primary focus of the monitoring component of internal control?
-
A regular deposit of $100 is made at the beginning of each year for 20 years. Simple interest is calculated at i% per year for the 20 years. At the end of the 20-year period, the total interest in...
-
In Figure a small circular hole of radius R = 1.80 cm has been cut in the middle of an infinite, flat, non-conducting surface that has uniform charge density = 4.50pC/m2. A z axis, with its origin...
-
In Figure two large, thin metal plates are parallel and close to each other. On their inner faces, the plates have excess surface charge densities of opposite signs and magnitude 7.00 x 10-22C/m2. In...
-
Two large metal plates of area 1.0 m2 face each other. They are 5.0 cm apart and have equal but opposite charges on their inner surfaces. If the magnitude E of the electric field between the plates...
-
For each ordered pair, determine -6x+7y=2 7x-4y=6 a solution to the system of equations.
-
Review the meaning of the concepts or terms given in Key Terms and Concepts. Distinguish between a production department and a service department. Distinguish between a direct cost and an indirect...
-
What would you like the members of your learning community to know about your global health interests, perspectives, and life experiences? How will you prepare to listen and learn from others? Why...
Study smarter with the SolutionInn App