(a) A freezer maintains an interior temperature inside of -22.0°C and has a coefficient of performance of 3.00. The freezer sits in a room with a temperature of 22.0°C. The freezer is able to completely convert 20.0 g of liquid water at 22.0°C to ice at -22.0°C in one minute. What input power (in watts) does the freezer require? (The specific heat of liquid water is 4.186 J/(g. °C), the specific heat of ice is 2.090 J/(g· °C), and the latent heat of fusion of water is 334 J/g.) W (b) What If? In reality, only part of the power consumption of a freezer is used to make ice. The remainder is used to maintain the temperature of the rest of the freezer. Suppose, however, that 100% of a freezer's typical power consumption of 160 W is available to make ice. The freezer has the same coefficient of performance as given above. How many grams per minute of water at 22.0°C could this freezer convert to ice at -22.0°C? g/min

(a) A freezer maintains an interior temperature inside of -22.0°C and has a coefficient of performance of 3.00. The freezer sits in a room with a temperature of 22.0°C. The freezer is able to completely convert 20.0 g of liquid water at 22.0°C to ice at -22.0°C in one minute. What input power (in watts) does the freezer require? (The specific heat of liquid water is 4.186 J/(g. °C), the specific heat of ice is 2.090 J/(g· °C), and the latent heat of fusion of water is 334 J/g.) W (b) What If? In reality, only part of the power consumption of a freezer is used to make ice. The remainder is used to maintain the temperature of the rest of the freezer. Suppose, however, that 100% of a freezer's typical power consumption of 160 W is available to make ice. The freezer has the same coefficient of performance as given above. How many grams per minute of water at 22.0°C could this freezer convert to ice at -22.0°C? g/min

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

(a) A freezer maintains an interior temperature inside of -22.0°C and has a coefficient of performance of 3.00. The freezer
sits in a room with a temperature of 22.0°C. The freezer is able to completely convert 20.0 g of liquid water at 22.0°C
to ice at -22.0°C in one minute. What input power (in watts) does the freezer require? (The specific heat of liquid water
is 4.186 J/(g. °C), the specific heat of ice is 2.090 J/(g °C), and the latent heat of fusion of water is 334 J/g.)
W
.
(b) What If? In reality, only part of the power consumption of a freezer is used to make ice. The remainder is used to
maintain the temperature of the rest of the freezer. Suppose, however, that 100% of a freezer's typical power
consumption of 160 W is available to make ice. The freezer has the same coefficient of performance as given above.
How many grams per minute of water at 22.0°C could this freezer convert to ice at -22.0°C?
g/min

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