El factor de demanda para cargas de artefactos fijos (se excluyen secarropas y hornos) en el cálculo de carga de servicio estándar es del:
a. 40%.
b. 50%.
c. 75%.
d. 100%.
c. 75%.
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Multiple form panels that are fastened together for efficient wall forming are described as _____.
a. unitized forms b. combined forms c. fabricated forms d. gang forms
What does ANSI stand for?
a. Association for Normalization and Standards in Industry b. American National Standards in Industry c. American National Standards Institute d. American Nuclear Science Institute e. Association of Nerds in Science and Industry
Light is not a universal requirement for seed germination
Indicate whether the statement is true or false
The reversing valve on most air-source residential heat pumps is energized:
A) During the cooling and the defrost cycles. B) During the heating cycle. C) During the cooling cycle. D) During the defrost cycle.