Why do the refrigerant and water travel in opposite directions through the water coil?
What will be an ideal response?
The water and refrigerant always travel in opposite directions. This counter-flow design improves efficiency by placing the coldest water against the coldest refrigerant and the warmest water against the warmest refrigerant.
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2 3/4 + 1/5 - 1 2/3 = ____.
A. 57/60 B. 1 17/60 C. 1 7/20 D. 1 49/60
A ____ is a guarantee that the loan will be paid as agreed.
A. permit B. certificate C. code D. mortgage
What determines the tread contact patch's friction ability?
What will be an ideal response?
How do evaporators in medium-temperature refrigeration cases normally defrost?
A) Small defrost gas burners B) The case air circulates over the coil while the compressor is off. C) Hot gas is bypassed around the condenser straight into the evaporator. D) Electric heaters built into the evaporator coil