Which type of fan creates more pressure from inlet to outlet and is more desirable for a commercial duct system?

What will be an ideal response?


forward curved centrifugal type

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Materials pass through the cell membrane in a process called _____________________

Fill in the blank(s) with correct word

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Technician A says an antilock system that operates on the select-low principle will control each rear wheel individually. Technician B says systems using the select-low principle regulates rear wheel brake pressure to both rear wheel simultaneously. Which technician is correct?

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

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Oil viscosity refers to which of these?

A) The size of the oil container B) Whether the oil is for gas or diesel engines C) The color of the oil D) The thickness of the oil

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_____ were first imported to the U.S. in the late 1800s.

Fill in the blank(s) with the appropriate word(s).

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