102e Flashcards by Carson Fowler | Brainscape

Q

Evaporative cooler are known as

A

Swamp cooler

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Q

Two types of fans

A

Centrifugal fans
Propeller fans

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Q

Roller bearings require

A

Lubrication the rest don’t

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Q

Curved air foil has the best

A

Efficiency

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Q

Propeller fans are called

A

Axial fans

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Q

Centrifugal fans are

A

Non overloading

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Q

Pulley is a

A

Wheel with bearing

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Q

Sheave is

A

Wheel fixed to shaft by nut

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Q

A sheave is used to

A

Transfer mechanical energy

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Q

Mixing chambers combine both

A

Return and outdoor air

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Q

Outdoor air in a mixing chamber makes up for

A

10-20%

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Q

Maintenance process is what 4

A

Mechanical
Electrical
Controls
Preventative maintenance

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