Un tubo de subida es _____.
a. una tubería de distribución que pasa verticalmente a través de un mínimo de dos niveles
b. un equipo utilizado para levantar materiales
c. un catalizador para cemento de terminación
d. una pieza de plomería conectada a un cabezal aspersor
a. una tubería de distribución que pasa verticalmente a través de un mínimo de dos niveles
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A service head is also known as a ____ head.
A. mast B. pipe C. municipal D. cable
Forest climate
What will be an ideal response?
A(n) ____ is a three-terminal semiconductor device that operates as a switch when triggered into conduction by a gate signal. This device only conducts in one direction.
A. diac B. triac C. SCR D. transistor
On a call for heat on an electric furnace, __________ volts should be read between W and G on the thermostat terminal strip.
A. 0 B. 24 C. 115 D. 220