The device installed to prevent liquid refrigerant from returning to the compressor during system operation is

the _____.

A) filter-drier
B) evaporator pressure regulator
C) crankcase heater
D) suction line accumulator


Answer: D

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Decision D6, which has three possible choices (X, Y, or Z), must be made in year 3 of a 6-year study peĀ­riod in order to maximize E(PW). Using a MARR of 15% per year, the investment required in year 3, and the estimated cash flows for years 4 through 6, deterĀ­mine which decision should be made in year 3.

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Increasing the airflow across a coil:

A) Increases the static pressure drop across the coil. B) Increases the temperature drop across the coil. C) Decreases the static pressure drop across the coil. D) Increases the latent cooling capacity of the coil.

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Describe ISO 14000 to someone who has not heard of it

What will be an ideal response?

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