Hvac unit 38 - Study guides, Class notes & Summaries

Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much less than the air test. - ANSWER-B. Fitting shall be replaced or repaired and retested. UMC Section 1316.4.3 Every absorption refrigerating system supported from the ground shall rest on a concrete slab extending not less than _____ the adjoining ground level.(A) 3 inches below(B) 3 inches above (C) 6 inches below...

1 AIC PREP UH EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ A 'place concrete' activity requires the placement of 2080 cubic yards. If the individual production rate is 2 cubic yards per work hour per person, with a 10-person crew and 8 hour workday, how many days are needed to complete this activity? a. 13 b. 26 c. 104 d. 130 Correct Answer: a. 13 A topographical map is a drawing showing? a. Subsurface soil conditions b. A general profile view of th...

1. In my opinion, the new thermostat design is a change for better. - 1. An improvemnet 2. If you bought four thermostats for $91.12, what was the price of each Tatar? - 2. $22.78 3. The standard atmospheric condition (Sea Level) for water to boil at 212 °F are: - 3. Atmospheric pressure 14.696 psi, temperature 70 °F 4. A BTU is defined as the amount of heat that must be added to one __________ of water to raise its temperature 1 °F. - 4. Pound 5. What is 33.3% of 60? ...

2024 TECHGRADES Hvac Journeyman Exam questions and answers 100% guaranteed success. Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much less than the air test. - correct answer. B. Fitting shall be replaced or repaired and retested. UMC Section 1316.4.3 Every absorption refrigerating system supported from the ...

1. Question:Indirectpricediscrimination differsfromdirectprice discriminationbecause: 2. Question:What is it called when each additional worker hired contributessuccessively smalleramountsofoutput? 3. Question:Jim has a better chance of having his offer accepted, since the seller doesnothaveanyoutsideoffers. 4. Question:For a production function with a diminishing, but positive, marginal productoflabor: 5. Question:Nashequilibriumis: 6. Question:Moralhazardimpliesthat: 7. An HVAC company i...

1. Question:Indirectpricediscrimination differsfromdirectprice discriminationbecause: 2. Question:What is it called when each additional worker hired contributessuccessively smalleramountsofoutput? 3. Question:Jim has a better chance of having his offer accepted, since the seller doesnothaveanyoutsideoffers. 4. Question:For a production function with a diminishing, but positive, marginal productoflabor: 5. Question:Nashequilibriumis: 6. Question:Moralhazardimpliesthat: 7. An HVAC company i...

1. The component used to switch the heat pump unit between the heating and cooling modes of operation is the ____. a. four-way valve b. bi-valve c. two-way valve d. switching valve ANSWER: a POINTS: 1 REFERENCES: Reverse-Cycle Refrigeration QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 3/12/2015 12:23 PM DATE MODIFIED: 12/19/2015 6:31 PM 2. An air-to-air heat pump ____ heat from the outside air and deposits it in the conditioned space. a...

Basic Appraisal Procedures First four steps of the valuation process: - ANS 1) Identification of the Problem 2) Scope of work Determination 3) Data Collection and Property Description 4) Data Analysis Second four steps of the valuation process: - ANS 5) Land Value Opinion 6) Application of the Approaches to Value 7) Reconciliation of Value Indications and Final Opinion of Value 8) Report Defined Value Valuation Process definition: - ANS a systematic set of...

which of the following is an example of the criterion of strength of the association from hills criteria for causation? a. in the study of the association between antibiotic exposure and development of c difficile infection the odds ratio was 2:3 b. in the study of the association between antibiotic exposure and development of c difficile infection the authors conclusions are consistent with those of three other studies c. in a study of the association between antibiotic exposure and develo...

NHIE Exam Study Guide with Complete Solutions Which of the following best describes the statement shown below that appears in a typical home inspection report? "the water heater is in good condition for its age." - Answer- Conclusion Which of the following conditions would be least critical to your client's safety? - Answer-A pin hole inn the heat exchanger It is important to maintain a positive grade away from a structure of at least _____ inch drop per foot for the first six fe...