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Physics (5th Edition)
5th Edition
ISBN: 9780321976444
Author: James S. Walker
Publisher: PEARSON
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Textbook Question
Chapter 17, Problem 57PCE
Predict/Calculate Suppose the 1.000 kg of water in Figure 17-30 starts at point A at time zero. Heat is added to this system at the rate of 12,250 J/s. How much time does it take for the system to reach (a) point B, (b) point C, and (c) point D? (d) Describe the physical state of the system at time t = 63.00 s.
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Students have asked these similar questions
On a trip, you notice that a 5.30-kg bag of ice lasts an average of one day in your cooler.
What is the average power in watts entering the ice if it starts at 0°C and completely melts to
0°C water in exactly 24 hours (1 Watt-1 Joule/second and Latent heat of fusion of water is
334 kJ/kg and latent heat of vaporisation of water is 2256 kJ/kg)
O A. 20.49 W
O B. 1770 W
○ C. 20.49 kW
O D. None of the options provided is correct.
O E. 78.44 W
13 of 13
I Review I Constants
When a system is taken from state a to state b in along
а
d
the path acb, 90.0 J of heat flows into the system and
50.0 J of work is done by the system.
Part A
How much heat flows into the system along path adb if
the work done by the system is 12.0 J ?
Express your answer in joules.
Question21
Suppose 150 Joules of work is done on a system and that 300 Joules of heat are delivered to the system. Which of these does the first law of thermodynamics predict?
O The internal energy U of the system increases by 150 J, since Q = +300 and W = +150.
O The internal energy U of the system decreases by 150 J, since Q = -300 and W = +150.
O The internal energy U of the system increases by 450 J, since Q- +300 and W = -150.
O The internal energy U of the system does not change.
Chapter 17 Solutions
Physics (5th Edition)
Ch. 17.1 - Rank the following ideal-gas systems in order of...Ch. 17.2 - If the Kelvin temperature of a gas is doubled, by...Ch. 17.3 - A metal rod of a given initial length and...Ch. 17.4 - A portion of a substances phase diagram is shown...Ch. 17.5 - Which requires more heat: melting 100 kg of copper...Ch. 17.6 - An ice cube is placed in a cup of water. A few...Ch. 17 - How is the air pressure in a tightly sealed house...Ch. 17 - The average speed of air molecules in your room is...Ch. 17 - Is it possible to change both the pressure and the...Ch. 17 - Prob. 4CQ
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