An Irreversible Engine Operating Between the Temperatures Of $550 \mathrm {~K}$

question 25

Multiple Choice

An irreversible engine operating between the temperatures of $550 \mathrm {~K}$ and $300 \mathrm {~K}$ extracts $1.20 \mathrm {~kJ}$ of heat from the hot reservoir and produces $0.450 \mathrm {~kJ}$ of work. How much entropy is created in the process?

• A) \(0.68 \mathrm {~J} / \mathrm { K }\)
• B) \(0.44 \mathrm {~J} / \mathrm { K }\)
• C) \(0.32 \mathrm {~J} / \mathrm { K }\)
• D) \(0 \mathrm {~J} / \mathrm { K }\)
• E) \(0.73 \mathrm {~J} / \mathrm { K }\)

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Definitions:

Unitary

Pertaining to being a single or unified entity without division, often used in different contexts to denote oneness or singleness.

Separation

The process or state of being apart from something or someone, often used to describe the emotional process of detaching from a person, place, or thing.

Earlier

Occurring before a specified time or event.

A-not-B Error

A cognitive error observed in infants where they search for an object where it was previously found rather than its new location after observing it being moved.