Which of the following lamp types is generally the most energy efficient?

A) Incandescent.
B) LED.
C) High intensity discharge.
D) Fluorescent.


B) LED.

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A three-phase, four-wire system that has the advantage of providing three-phase power and allowing lighting to be connected between any of the secondary phases and the neutral would have a(n) _____.

a. delta secondary b. wye secondary c. open delta secondary d. wild leg secondary

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The amount of prime coat that is applied prior to HMA paving should be limited to the amount that _____.

a. adequately covers the subgrade soil b. fills the joints to the upper ring c. can be absorbed by the base in 24 hours d. will evaporate in a 12-hour period

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_____ is used to accentuate the flowers and colors used in a design

A) Harmony B) Unity C) Accent D) Repetition

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A contractor's estimating department is responsible for identifying the goals and objectives of the department.

Answer the following statement true (T) or false (F)

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