(10 blanks) If the gravitational potential energy of the water is equal to the increase in the internal energy of the water, compute the change in its temperature (in Kelvin), if water drops from a height of 50 m. Assume no work is done on/by the water (C = 4184 J/kg Sol. Using the first law of thermodynamics: AU=Q- Since Then A U=Q But, by virtue of the problem, the internal energy is equal to AU- While AT Then AT AT- K (2 decimal place)

University Physics Volume 2
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ISBN:9781938168161
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Chapter2: The Kinetic Theory Of Gases
Section: Chapter Questions
Problem 13CQ: One might think that the internal energy of diatomic gases is given by Eint=5RT/2 . Do diatomic...
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(10 blanks) If the gravitational potential energy of the water is equal to the increase in the internal energy of the water, compute the change in its temperature (in Kelvin), if water drops from a height of 50 m. Assume no work is done on/by the water (C = 4184 J/kg K)
Sl.
Using the first law of thermodynamics:
AU=Q-
Since
W =
Then
A U=Q
But, by virtue of the problem, the internal energy is equal to
AU =
While
Q =
AT
Then
ΔΤ
AT =
K (2 decimal place)
Transcribed Image Text:(10 blanks) If the gravitational potential energy of the water is equal to the increase in the internal energy of the water, compute the change in its temperature (in Kelvin), if water drops from a height of 50 m. Assume no work is done on/by the water (C = 4184 J/kg K) Sl. Using the first law of thermodynamics: AU=Q- Since W = Then A U=Q But, by virtue of the problem, the internal energy is equal to AU = While Q = AT Then ΔΤ AT = K (2 decimal place)
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