While very effective at removing small contaminants, HEPA filters are not used in residential applications because of what reason?

A) They cause a high pressure drop in the duct. B) Not available in home centers
C) Extremely high cost D) Low efficiency


A

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A doubly reinforced beam is one in which

A) reinforcing bars are provided in two layers at the bottom of the beam. B) reinforcing bars are provided in two layers at the top of the beam. C) reinforcing bars are provided at the top and bottom of the beam. D) reinforcing bars are provided in bundles of two bars. E) none of the above.

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Which state is the leading producer of timber?

A) Idaho B) Georgia C) Oregon D) Hawaii

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Effective information management systems can lead to increases in the span of management

and thus to flatter organizational structures.

Indicate whether the statement is true or false.

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Technician A says that chrome rings are the best rings to use in an unbored cylinder. Technician B says that ring end gap is non-adjustable; therefore there is no need to check it when reassembling the engine. Who is right?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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