One unique problem with rooftop units installed in a seacoast area is that:
A) Systems with a high sensible capacity are required because of the low humidity in coastal areas.
B) Salt spray accelerates corrosion of metallic parts.
C) The prevailing winds reduce the cooling capacity of the condenser.
D) Codes in coastal areas typically require a minimum 3 ft ground clearance to allow for flooding.
B
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? Identify and state the historical significance of John Marshall.
What will be an ideal response?
Most changes in agriculture occurred during the twentieth century
Indicate whether the statement is true or false.
Which of the following indicates a problem when checking the primary controls?
A. resistance and free play in the clutch B. free play or lash in the steering wheel C. looseness in the gas or brake pedals D. free shifting from neutral into other gears
A tap in the center of a transformer winding that will provide one half of the rated voltage of the winding is called a ____ tap.
a. secondary b. balance c. center d. primary