In hot climates, low-E coatings reflect as much as ____% of the infrared heat while allowing visible light to penetrate from outside.

A. 68
B. 75
C. 82
D. 90


Answer: D

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If lighting is recessed in a return air plenum ceiling, what will the effect be on supply air needed to cooling the occupied space?

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The Automobile Service Consultant (C1) test MOST-Likely includes questions on:

A. shop operations B. ignition system diagnosis C. emission control system diagnosis D. general powertrain diagnosis

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A deployed air bag has a powdery residue on it. Technician A says this powder is mainly sodium carbonate and cornstarch. Technician B says it may contain sodium hydroxide. Who is correct?

a. A only b. B only c. both A and B d. neither A nor B

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Vacuum enclosures and_____________or water-based cleaning equipment are among the most popular for brake service and should always be used to clean brake assemblies and components.

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

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