To prevent the spread of smoke and fire, fire dampers are designed to close:

A) Manually.
B) Using the NO contacts of the fire alarm relay.
C) Automatically.
D) All the time except when the system is operating.


C

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The __________ consists of the specific tactics, projects, and activities for achieving broad strategic objectives.

a) action plan b) strategic plan c) SWOT analysis d) business model

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Mr. Patel estimates that he has 8.5 × 105 corn plants on 42 acres.

a. How many plants does he have per acre? b. He planted 22,000 kernels per acre. What was the percent of germination of the corn?

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Flare connections are used on mini-split systems to avoid oxidation in the lines and also to avoid heating and destroying the sensitive electronic expansion valves use in the outdoor units

Indicate whether the statement is true or false

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Which system heats a room more evenly, leading to fewer cold spots?

A) Forced-hot-air system B) Baseboard radiator systems C) Radiant floor heating system D) Fan coil heating system

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