A System That Does No Work but Which Receives Heat

question 56

Multiple Choice

A system that does no work but which receives heat from the surroundings has

• A) q < 0, ΔU > 0.
• B) q > 0, ΔU < 0.
• C) q = ΔU.
• D) q = -ΔU.
• E) w = ΔU.

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Definitions:

Denial

Denial is a psychological defense mechanism where an individual refuses to accept reality or facts, often to protect themselves from facing uncomfortable truths or emotions.

Having An Affair

Engaging in a romantic or sexual relationship with someone other than one’s spouse or partner.

Defense Mechanism

Psychological strategies used unconsciously to protect oneself from anxiety arising from unacceptable thoughts or feelings.

Denial

A defense mechanism where a person refuses to accept reality or facts, effectively blocking external events from awareness.