A PAL16H8 has 16 active high output pins
Indicate whether the statement is true or false
FALSE
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Which of the statements A–D is false?
A. If the molar Gibbs free energy (G) of a substance in the liquid phase is 10 J/mol and the molar Gibbs free energy of the vapor phase is 100 J/mol, then the liquid phase is more stable than the vapor phase. B. The Clapeyron equation can be used for any phase change, not just liquid to vapor. C. When 10 kg of liquid water is in equilibrium with 90 kg of water vapor, the Gibbs free energy (GL) of the liquid phase is equal to the Gibbs free energy (GV) of the vapor phase. D. The Clausius-Clapeyron equation is not applicable to solid-liquid equilibrium. E. All of the statements above are true.
At start-up of a(n) ____________________ motor, the repulsion winding predominates; however, as the motor speed increases, the squirrel-cage winding is used most.
Fill in the blank(s) with the appropriate word(s).
What is the purpose of the check valves that are installed in parallel with the metering devices on heat pumps?
A) To prevent excessive pressure difference across the metering device B) To provide a pressure testing port on both sides of the metering device C) To direct the flow of refrigerant around the metering device that is not being used D) To allow the technician to check the operation of the metering device without recovering refrigerant
Many scientific calculators have a function indicated as ____ that displays the answers in engineering units.
a. EN b. ENG c. EGR d. UEN