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500224

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Semi hermetic compressor compressors may be better to use than hermetic compressors because hermetic compressors

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500480

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A halide torch is to be used outside on a rooftop to check for leaks on a refrigeration unit. Why should you not generally use this device outside?

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500225

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Refrigerants are characterized by the physical and chemical properties including latent heat, boiling point, Refrigeration effect and others. Of the refrigerants in commercial Industries used today, the one with the highest latent heat and Refrigeration effect

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500481

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Air compressor that uses a shaft with a mechanical seal, what is the valve plate made of

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500226

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R-22 is

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500482

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A centrifugal pump operate at 92 ft head. What would be the corresponding pressure in PSIG be closest to

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500227

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R-11 and R-123 refrigerant refrigerants are

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500483

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A lift pump

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500228

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Orphus plates may be used as a metering device component in a centrifugal system. The Vessel which they are contained in can also serve as

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500484

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500 BTUs are removed from 50 lb of water. At 60 degrees Fahrenheit, what is the final water temperature

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500229

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One disadvantage in using brimnes as a cooling medium is corrosion. In Commercial practice corrosion and the amount of rust form is reduced by the addition to the brine solution of

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500485

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1000 BTUs of heat is added to 100 lb of water. How many degrees did the temperature of water increase

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500230

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I'm a liquid line, which is the correct order of the placement of accessories?

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500231

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Of the following, which refrigerant requires the approval for use by the NYC Fire Department

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500232

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Question 1 of 1

Time Left

Semi hermetic compressor compressors may be better to use than hermetic compressors because hermetic compressors

Select the correct answer(s).

(0/0)

A halide torch is to be used outside on a rooftop to check for leaks on a refrigeration unit. Why should you not generally use this device outside?

Select the correct answer(s).

(0/0)

Refrigerants are characterized by the physical and chemical properties including latent heat, boiling point, Refrigeration effect and others. Of the refrigerants in commercial Industries used today, the one with the highest latent heat and Refrigeration effect

Select the correct answer(s).

(0/0)

Air compressor that uses a shaft with a mechanical seal, what is the valve plate made of

Select the correct answer(s).

(0/0)

R-22 is

Select the correct answer(s).

(0/0)

A centrifugal pump operate at 92 ft head. What would be the corresponding pressure in PSIG be closest to

Select the correct answer(s).

(0/0)

R-11 and R-123 refrigerant refrigerants are

Select the correct answer(s).

(0/0)

A lift pump

Select the correct answer(s).

(0/0)

Orphus plates may be used as a metering device component in a centrifugal system. The Vessel which they are contained in can also serve as

Select the correct answer(s).

(0/0)

500 BTUs are removed from 50 lb of water. At 60 degrees Fahrenheit, what is the final water temperature

Select the correct answer(s).

(0/0)

One disadvantage in using brimnes as a cooling medium is corrosion. In Commercial practice corrosion and the amount of rust form is reduced by the addition to the brine solution of

Select the correct answer(s).

(0/0)

1000 BTUs of heat is added to 100 lb of water. How many degrees did the temperature of water increase

Select the correct answer(s).

(0/0)

I'm a liquid line, which is the correct order of the placement of accessories?

Select the correct answer(s).

(0/0)

Of the following, which refrigerant requires the approval for use by the NYC Fire Department

Select the correct answer(s).

(0/0)

Of the following, under what conditions of the heat in BTU per minute absorbed by the condenser water in the refrigerating plant is greater

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