An optional item of equipment used to recover about 60 to 80 percent of the energy contained in the air

exiting a system and to deliver the energy to the incoming air is a(n) _____.

a. ERV/HRV
b. evaporative pre-cooler
c. bypass humidifier
d. economizer


a

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Discuss important factors to consider before choosing a location for a new

business.

What will be an ideal response?

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The process by which water soaks into and moves through the soil is called ____________________

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

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In some hybrid electric vehicles, the wide band oxygen sensor can cause the PCM to enter closed loop ________

A) By the time the vehicle reaches 60 mph B) Within 2 minutes C) Within 10 seconds of engine (ICE) start-up D) As soon as the engine (ICE)starts

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________ signals are difficult to synchronize and hard to monitor with error-checking schemes because there are no opposite polarity pulses to count

Fill in the blank(s) with correct word

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