____________________ is the rate of flow of electrons, measured in amperes.
a. Electric current
b. Voltage
c. Resistance
d. Power
ANSWER: a
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Before awarding a journeyman certificate, a typical electrical apprenticeship program requires 8,000 total hours of _____.
a. safety training b. off-site training c. classroom instruction d. on-the-job learning
Si hay vacíos en la pieza de aislamiento _____.
a. se pueden rellenar con restos de aislante b. se pueden rellenar con manta aislante c. se pueden cubrir con cemento aislante, si son suficientemente pequeños d. Todos los anteriores.
When checking for the proper operation of the AIR system using an exhaust gas analyzer, how much should the oxygen levels increase when the pump is allowed to function?
A) Up to 30% B) 5-10% C) 10-20% D) 1-4%
Which type of control module uses inputs from one or more power meter(s) to track building energy
consumption? a. Tenant billing b. Load-shed c. Data collection d. Computer room interface