Question

Consider the following processes:
I. Energy flows as heat from a hot object to a colder object
II. Work is done on a system and an equivalent amount of energy is
rejected as heat by the system
III. Energy is absorbed as heat by a system and an equivalent amount
of work is done by the system
Which are never found to occur?
A) Only I
B) Only II
C) Only III
D) Only II and III
E) I, II and III

Answer

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