Hvac electrical main test - Study guides, Class notes & Summaries

Fire Inspector 1 Test Review Questions and Answers Already Passed Exterior walls and structural members that are of approved noncombustible or limited combustible materials and interior structural members constructed wholly or partly of wood are considered Type III To protect steel structural components of a building, which of the following may be applied to protect the steel from heat? Layers of gypsum board Curtain walls: are nonbearing exterior walls Which of the following is a component ...

HVAC Electrical Test Questions with All Correct A There are four principle Electrical Quantities: - Answer-1. Voltage reped by E 2.Amperage reped by I 3.Wattage reped by P 4.Ohms reped by R Ohm's Law is expressed by the principle formula of - Answer-E/I*R The Power Formula is expressed by the principle formula of - Answer-P/I*E To determine the real power capability of an electrical service you must take into account - Answer-Phase, Voltage, and Amperage Having Sub-panels allo...

Inspector 1 Questions and Answers Rated A+ The service specific item that contains a checklist of areas/systems to inspect is: The fire prevention/protection record The minimum temp that must be maintained in order to use a wet pipe sprinkler system is 40 F Class lll standpipe systems have a? combination of a single 1 1/2 hose and a single 2 1/2 connection The extinguishing agent most effective on a fire involving animal or vegetable oils is: wet chemical the type of alarm system most likely...

HVAC NATE Heat Pump Exam Questions With Correct Answers Updated 2024/2025 (Graded A+) What is the primary purpose of using flux when soldering copper or brass parts? -Ans Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? -Ans Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? -AnsExcessive ice can build up on the bottom of the coil and can reduce capacity. What is the component th...

Is NFPA 921 a guide or a standard? - It is the Guide for Fire and Explosion Investigations What are the six steps of the scientific method? - Recognize the need Define the problem Collect the data Analyze the data Develop a hypothesis Test the hypothesis What step of the scientific method is inductive reasoning? - Analyze the data What step of the scientific method is deductive reasoning? - Test the hypothesis What are the four parts of the fire tetrahedron? - Fuel (reducing agent) He...

Who appoints the Real Estate Inspector Committee? The Commission (TREC) What are some power & duties of the committee? Recommend: -rules relating to aspects of inspections (education, experience, exams, CE, etc.) -required rules -reasonable fees -SOP rules -code of professional conduct Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:09 / 0:15 Full screen What's the difference between direct & indirect supervision? Sp...

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 ...

CFM 415 FINAL EXAM QUESTIONS AND ANSWERS 100% VERIFIED Cost Plus Contract Contractor is paid for all of the allowed expenses to a set limit, plus any additional payment to allow for a profit. (BEST type of contract in the contractor's point of view). All Risk is on the owner Guaranteed Max Price Contract Contractor is compensated for the actual costs incurred on the project, plus a fixed fee that is subject to a ceiling price. Owner and contractor share risk, it is important to include a chang...

Branch circuits must be installed in several locations in every building. Which of the following is not one of them? a. Central HVAC equipment b. An office or bedroom c. The laundry room d. Bathrooms - answerAn office or bedroom The International Residential Code (IRC) requires rafters to be fastened to ridge boards or gusset plates if the pitch of the roof is greater than or equal to a certain angle. What is the angle? a. 3/12 b. 2/12 c. 4/12 d. 5/12 - answer3/12 If you observe a co...

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...