cyclic processes completely characterized by each of the following net energy inputs and outputs. In each case, the energy transfers listed are the only ones occurring. Classify each process as (a) possible, (b) impossible according to the first law of thermodynamics, (c) impossible according to the second law of thermodynamics, or (d) impossible according to both the first and second laws. (i) Input is 5 J of work, and output is 4 J of work. (ii) Input is 5 J of work, and output is 5 J of energy transferred by heat. (iii) Input is 5 J of energy transferred by electrical transmission, and output is 6 J of work. (iv) Input is 5 J of energy transferred by heat, and output is 5 J of energy transferred
cyclic processes completely characterized by
each of the following net energy inputs and outputs.
In each case, the energy transfers listed are the only
ones occurring. Classify each process as (a) possible,
(b) impossible according to the first law of
(c) impossible according to the second law of
thermodynamics, or (d) impossible according to both
the first and second laws. (i) Input is 5 J of work, and
output is 4 J of work. (ii) Input is 5 J of work, and output
is 5 J of energy transferred by heat. (iii) Input is
5 J of energy transferred by electrical transmission, and
output is 6 J of work. (iv) Input is 5 J of energy transferred
by heat, and output is 5 J of energy transferred
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