Para la definición de la cámara de humo, si el espacio entre la parte superior de una pared baja y el techo es inferior a 18" (45,72 cm), la pared es considerada:
a. una barrera.
b. un límite.
c. una rejilla abierta.
d. un espacio entre vigas.
a. una barrera.
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Some codes and standards require specific edge preparations.
Answer the following statement true (T) or false (F)
During your walk around inspection check the brake drums to be sure that no cracks are longer than blank the width of the friction area
a. 1/5 b. 1/2 c. 1/3
In regards to compressor operation:
A. The compressor draws in refrigerant vapor and pumps our refrigerant liquid. B. The compressor draws in liquid refrigerant from the evaporator and pumps out superheated refrigerant to the condenser. C. The compressor draws in low pressure superheated refrigerant and pumps out high pressure superheated refrigerant. D. The compressor draws in high pressure superheated vapor and pumps out low pressure superheated vapor.
Glide is the range of temperatures/pressures in which a blended refrigerant will condense.
Answer the following statement true (T) or false (F)