Hvac contractor exam Study guides, Class notes & Summaries

An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Answer voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - Answer thermostatic expansion valve when installing a reversing valve on a heat pump, how many br...

An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter Correct Answer: voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve Correct Answer: thermostatic expansion valve 2 when installing a reversing valve on a ...

CTS Practice Exam Questions and Answers 2023 with complete solution What area(s) of consideration should the AV professional address with the client regarding building structure and AV service issues? Ensure adequate power source(s), ensure AV program source access. How is an AV project estimate created for a client? Calculating goods, labor, materials and other projected costs, plus a markup. What is the diagram shown in the exhibit used for in AV management activities? Helps in sequenc...

NCIDQ IDPX Prep Exam Why does the HVAC system need to be balanced at the end of a commercial project? A. To verify that air quality levels are within the design specifications B. To detect significant air leaks in ductwork C. To adjust air flow at each device location to meet the criteria in the engineer's design D. To determine that each office is receiving the amount of outside air required by the design - The correct answer is C. Balancing the HVAC system is the process of meas...

CSLB B LICENSE GENERAL CONTRACTOR EXAM 2024 If unused mortar stiffens due to hydration of cement, what must you do? - ANS ️️ Discard the mortar What minimum time must you wait before caulking or grouting new tiles? - ANS ️️ 24-48 Hours How long should you wait before installing tile on a shower pan? - ANS ️️ 24 Hours Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths greater than 0.5 and less than 1.5 tons/sq ft (tsf), are typical ...

AIC Exam Questions And Answers (Verified And Updated) 1. A project schedule has been updated. The activity placement of spread footing concrete was originally scheduled to begin as early as day 10. The activity duration is 4 days. The actual start day was day 12. The original schedule had calculated total float of 7 days for this activity. The recalculated total float for the activity, when updated, would be... A. 2 days B. 5 days C. 6 days D. 9 days B. 5 Days 2. The purpose of retain...

CSLB B LICENSE GENERAL CONTRACTOR EXAM 330 QUESTIONS WITH COMPLETE SOLUTIONS 100% VERIFIED If unused mortar stiffens due to hydration of cement, what must you do? - Correct Answer Discard the mortar What minimum time must you wait before caulking or grouting new tiles? - Correct Answer 24-48 Hours How long should you wait before installing tile on a shower pan? - Correct Answer 24 Hours Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths great...

Mold Assessment Consultant Exam Questions and Answers 100% Pass According to state regulation (Texas)Mold Remediation Rules, an owner or their employees are NOT required to be licensed to perform mold remediation on a residential property they own and has fewer than ______ dewelling units. - Correct Answer ️️ -10 TMRR, Stop Date is defined as - Correct Answer ️️ -The date following a day on which final clearance is achieved following a mold remediation project. TMRR, a person who...

CSLB B LICENSE GENERAL CONTRACTOR EXAM | 330 Questions and Answers Graded A+ 2023 update If unused mortar stiffens due to hydration of cement, what must you do? - Correct Answer -Discard the mortar What minimum time must you wait before caulking or grouting new tiles? - Correct Answer -24-48 Hours How long should you wait before installing tile on a shower pan? - Correct Answer -24 Hours Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths great...