Which of the following tools is helpful for drafting layouts that involve round ductwork and large pipes?

a. beam compass
b. Sharpie™
c. caliper
d. torus


a. beam compass

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Which type of radiator uses a double pass principle?

A. downflow B. crossflow C. counterflow D. upflow

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What compound almost exclusively makes up petroleum?

A) Ore B) Coal C) Hydrocarbon D) Minerals

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The main job of a fish culture technician is to produce fish for food or game

Indicate whether the statement is true or false

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The servo motor controller has replaced the servo amplifier for most applications

Indicate whether the statement is true or false

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