With fan switches, a set of contacts is closed when the temperature of the ____ reaches a high enough level.

a. compressor
b. blower
c. dryer
d. heat exchanger


d. heat exchanger

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A h?ome PV system produces 7,658.84 kWh in a year.  This is 68% of the total needs of the house.  What is the house's needs for the year?

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

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AC voltage is stepped up or stepped down through ___________ action.

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

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Why is it possible to use smaller vent pipes in higher-efficiency units?

A) The volume of the flue gases is greater. B) Volume and temperature of flue gases are lower. C) The temperature of the flue gases is higher. D) Condensation pushes the gas through the pipes.

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When formulating or writing a new contract, one should always consult an attorney for guidance and a complete review

Indicate whether the statement is true or false

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