Solution Found!

Engineering and Tech / Thermodynamics: An Engineering Approach 8 / Chapter 6 / Problem 171P

Thermodynamics: An Engineering Approach | 8th Edition | ISBN: 9780073398174 | Authors: Yunus A. Cengel, Michael A. Boles

Change Question

A window air conditioner that consumes 1 kW of electricity

Chapter 6, Problem 171P

(choose chapter or problem)

Get Unlimited Answers

QUESTION:

Problem 171P

A window air conditioner that consumes 1 kW of electricity when running and has a coefficient of performance of 3 is placed in the middle of a room, and is plugged in. The rate of cooling or heating this air conditioner will provide to the air in the room when running is

(a) 3 kJ/s, cooling

(b) 1 kJ/s, cooling

(c) 0.33 kJ/s, heating

(d) 1 kJ/s, heating

(e) 3 kJ/s, heating

Questions & Answers

QUESTION:

Problem 171P

A window air conditioner that consumes 1 kW of electricity when running and has a coefficient of performance of 3 is placed in the middle of a room, and is plugged in. The rate of cooling or heating this air conditioner will provide to the air in the room when running is

(a) 3 kJ/s, cooling

(b) 1 kJ/s, cooling

(c) 0.33 kJ/s, heating

(d) 1 kJ/s, heating

(e) 3 kJ/s, heating

ANSWER:

Step by step solution Step 1 of 3Write the relation between the COP and work input of a refrigeratorhere, is the heat absorbed by the refrigerator and is the work input

Study Tools You Might Need

Chapter: 10 Problem: 70P

Introductory Chemistry 5
Determine the electron and molecular geometries of each molecule. (Hint: Determine the geometry around each of the two central atoms.) (a) \(\mathrm{C}_{2} \mathrm{H}_{2}\) (skeletal structure HCCH) (b) \(C_{2} H_{4}\) (skeletal structure \(\mathrm{H}_{2} \mathrm{CCH}_{2}\)) (c) \(C_{2} H

Chapter: Problem: 42

Fundamentals of Physics 10
In Fig. 26-33, a battery of potential difference V ! 12 V is connected to a resistive strip of resistance R ! 6.0 0. When an electron moves through the strip from one end to the other, (a) in which direction in the figure does the electron move, (b) how much work is done on the electron by the electr

Chapter: 15 Problem: 15.48

Classical Mechanics 0
The factor y in the Doppler formula (15.64), which can be ascribed to time dilation, means that even when 0 = 90 there is a Doppler shift. (In classical physics there is no Doppler shift when 6 = 90 and the source has zero velocity in the direction of the observer.) This transverse Doppler shift is t

Chapter: Problem: 9

Myers' Psychology for AP 2
Which of the following is a positive correlation? a. As study time decreases, students achieve lower grades. b. As levels of self-esteem decline, levels of depression increase. c. People who exercise regularly are less likely to be obese. d. Gas mileage decreases as vehicle weight increases. e. Repea

Chapter: 5 Problem: 3

Glencoe Accounting: First Year Course, Student Edition 1
Temporary Account Transactions a. Which account classification contains both a permanent account and a temporary account? b. If one side of a transaction involves a revenue account, can the other side involve the owners capital account? Why or why not?

Chapter: 1 Problem: 1

Essentials of Statistics for the Behavioral Sciences 10
A researcher is interested in the texting habits of high school students in the United States. The researcher selects a group of 100 students, measures the number of text messages that each individual sends each day, and calculates the average number for the group. a. Identify the population for

Chapter: 20 Problem: 20.59

Chemistry for today : general, organic, and biochemistry 9
The active ingredient in meat tenderizer is the enzyme papain, a protease. Explain how treating meat with this material before cooking would make it more tender.

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

×

Register

Sign up for access to all content on our site!

Or login if you already have an account