The purpose of the charcoal filter in the vacuum hose between the engine and the vacuum brake booster is to ________

A) Act as a one-way check valve to help keep a vacuum reserve in the booster
B) Filter the air entering the engine
C) Trap gasoline vapors to keep them from entering the booster
D) Direct the vacuum


C

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Select an acceptable statement of the Clausius statement of the second law.

A) A heat pump cannot produce more heat than the compressor input. B) A heat pump cannot discharge heat without inputting work. C) A heat pump cannot discharge heat without receiving heat. D) A heat pump discharges heat whenever the compressor work is greater than the heat it receives.

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What time of the year are hardwood cuttings taken?

What will be an ideal response?

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Which of the following statements regarding chillers is TRUE?

A) Dry (direct expansion) chillers require less refrigerant than do flooded chillers. B) Flooded chillers have less potential for freeze-ups than other chillers. C) Regional zone chillers are more cost-effective than centralized units. D) Top-loaded chillers do not use shell-and-tube arrangements.

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The receiver drier is a component used to:

A. Turn liquid refrigerant into vaporous refrigerant B. Dry the air the is routed through the evaporator C. Separate and store liquid refrigerant D. Direct only vaporous refrigerant to the TXV

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