You Want to Construct a Perfect Refrigerator from a Perfect

question 10

Multiple Choice

You want to construct a perfect refrigerator from a perfect heat engine.What else do you need?

• A)You need a second perfect heat engine.
• B)You need a nonperfect heat engine.
• C)You need a nonperfect refrigerator.
• D)You need nothing else.A perfect refrigerator is just a perfect heat engine run backward.
• E)A perfect refrigerator cannot be constructed even if you have a perfect heat engine.

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Definitions:

Scan Function

In automation, particularly in PLC (Programmable Logic Controller) systems, the scan function refers to the cyclic process where the system reads inputs, executes logic, and updates outputs systematically.

Horizontal

Refers to an orientation or position that is parallel to the ground or baseline, often used to describe direction or alignment.

Vertical

Referring to the direction or orientation that is perpendicular to the horizon or ground level, often used in spatial descriptions.