Hvac unit 13 - Study guides, Class notes & Summaries

Asbestos Final Exam Pre-Test. During aggressive air sampling - correct answer for every 1000ft2 of enclosure space, the air must be agitated for at least 5 minutes Which of the following is true about non-permit required confined space? - correct answer It has limited means of entry and exit A change in which of the following can affect the fit of a negative pressure respirator? - correct answer weight Once the containment/regulated area is set up, it must be kept under negative pressu...

HVAC-R Midterm Exam Questions With Verified And Updated Solutions. 1.) Temperature can be defined as? - answerLevel of heat 2.) Sensible heat causes? - answerRise in temp. 3.) What direction does heat flow? - answerWarm to cold 4.) Four types of temperature scales? - answerFahrenheit,Rankine,Celsius, & Kelvin 5.) 1 BTU will raise 1lb. of water? - answer1 Degree 6.) Latent heat causes? - answerChange of state 7.) Pressure in a bourdon tube, what happens to gauges? - answerCauses them to s...

Fire alarm lesson 5&6 Questions and Answers 100% Correct Which article of the NEC covers burglary system wiring? Article 725 Correct Non-power-limited circuits operate with voltages up to ? . 600 V Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:08 / 0:15 Full screen Brainpower Read More Tables ? and ? provide limitations for power-limited circuits. 12A and 12B Generally speaking, power-limited fire alarm circuits operate at ? . less ...

AsbestosDuring aggressive air sampling - correct answer for every 1000ft2 of enclosure space, the air must be agitated for at least 5 minutes Which of the following is true about non-permit required confined space? - correct answer It has limited means of entry and exit A change in which of the following can affect the fit of a negative pressure respirator? - correct answer weight Once the containment/regulated area is set up, it must be kept under negative pressure - correct answer for...

The principal consideration in acoustic control in large spaces is the sound absorptive quality of the ________. - Answer-Ceiling [Noise reduction within a space: In larger rooms, ceiling treatment is most effective, while in smaller rooms, wall treatment is more effective.] These are part of the HVAC system used for return air and generally have no movable parts or slats for adjustment. - Answer-Vents [Source: Qpractice NCIDQ Exam Guide, Structural, Mechanical and Plumbing Systems -Diffu...

Fire Inspector Practice Exam Questions and Answers Already Graded A Which of the following is NOT considered to be a model code orgnization? A. National Fire Protection Association B. National Fire Academy C. International Code Counil D. American Society of Mechanical Engineers B. National Fire Academy A prescriptive code does which of the following? A. List the specific details the installation or construction must meet B. Requires equipment to be installed for protection against a hazar...

1 FALL 2021 CAPSTONE AIC EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ What would be the most appropriate means for the contractor to communicate to the project owner an unforeseen condition not identified in the soils report? Correct Answer: -Write a formal business letter When is the best time to distribute the working agenda to the participants of a meeting? Correct Answer: -About one day prior to the meeting The contractor has tasked his project engineer with...

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...

Professional Home Inspector Exam 2 NHIE/TREC - Q & A (Complete Solutions) What type of roof requires on interlayment of felt between courses? a. Wood shakes b. Roll roofing c. Wood shingles d. Slate shingles In an older home, a forced hot air furnace is replaced by a heat pump. The heat coming out of the register is: a. Hotter b. Cooler c. Same d. Depends on the air duct layout When inspecting kitchen cabinets: a. Observe that they are securely attached to the wall b. Remove everything from th...

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...