The liquid level in a bubbler system is sensed by ____ switches.
A. float
B. microwave
C. rod
D. pressure
Answer: D
Trades & Technology
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A trainee must demonstrate knowledge of the hands-on tasks learned in each module. This is referred to as _____.
a. on-the-job learning b. standardized testing c. a competency-based program d. an apprenticeship program
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In a hydraulic system, movement depends on _____
a. flow b. pressure c. flow rate d. temperature
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This is the sloping mortar surface on the top of the chimney:
A. chimney liner B. flue C. chimney anchors D. chimney cap E. chimney hood
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The locked-rotor amperage is normally ____ times as great as the run-load amperage.
A. two B. three C. five D. ten
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