Hvac test questions - Study guides, Class notes & Summaries

What is electricity? - Flow of electrons between atoms in common wire material or load What is current flow? - Electrons flow What creates a magnetic field in a conductor? - Current flow What is voltage? - Electrical pressure that pushes current flow What is the difference between a conductor and an insulator? - A conductor allows current flow. What are the two common types of electricity? - Direct current and alternating current What is control voltage? - ...

IICRC - AMRT Exam, Top Questions and answers, 100% Accurate, graded A+ S500 (Water) // S520 (Mold) // NY City Guidelines - -In general, which remediation guidelines/standards should a remediator be familiar with? S520 Standard for Professional Mold Remediation - -The industry standard of care document for mold remediation contractors is...? Condition 1 // Normal or uncontaminated building or items // Indoor environment that may have settled spores, fungal fragments whose identity; loc...

Michigan Residential Builder's License Test Bank|1190 Questions and Answers, 100% Correct| A+ Rated Solution Guide| Latest What is the 1st offense penalty for engaging in the practice of residential building without a license? Not less than $5K and not more than $25K and/or 1 year What is the penalty for engaging in the practice of residential building, resulting in a death? Not less than $5K and not more than $50K and/or 4 years On your individual builder's license application, what...

HVAC TEST QUESTIONS & ANSWERS(RATETwo locations where a cold air return should be installed - ANSWER open area of a wall and low to the ground Which of the following is the law of thermodynamics? - ANSWER heat moves toward a place with lower intensity Sensible heat describes - ANSWER how hot something feels Latent heat is measured in - ANSWER british thermal units What is the amount of heat energy required to evaporate 1 pound of water? - ANSWER 970 btu In an air conditioning syst...

HVAC TEST QUESTIONS & ANSWERS(2024 LATEST UPDATE) Two locations where a cold air return should be installed - ANSWER open area of a wall and low to the ground Which of the following is the law of thermodynamics? - ANSWER heat moves toward a place with lower intensity Sensible heat describes - ANSWER how hot something feels Latent heat is measured in - ANSWER british thermal units What is the amount of heat energy required to evaporate 1 pound of water? - ANSWER 970 btu In an ...

________ is the volume of a substance per unit of the substance - specific volume _____________ is the measurement of sensible heat - dry bulb temp ____________is the point that represents the properties of air before it goes through a process - initial condition -Wet-Bulb temp - temp (degrees F) indicated by a thermometer with a wet wick attached to its bulb. The wick is located in a moving air stream to encourage evaporation 1st Law of Thermodynamics: - heat cant be destroyed but can be ...

HVAC TEST QUESTIONS AND ANSWERS

Two locations where a cold air return should be installed - Answer-open area of a wall and low to the ground Which of the following is the law of thermodynamics? - Answer-heat moves toward a place with lower intensity Sensible heat describes - Answer-how hot something feels Latent heat is measured in - Answer-british thermal units What is the amount of heat energy required to evaporate 1 pound of water? - Answer-970 btu In an air conditioning system and refrigeration system, what occurs i...

how much resistance must be placed in 120V curcuit in order to limit the current to 2Amps - 60 Ohms when current flows in a 2 wire circuit such as 120v, if a clamp on amp meter is clamped around both wires what measurment would you expect. - 0 amps - due to cancellation of 2 fields Current flow is? - The flow of electrons in the circuit. What is the symbol for impedence in an AC CIrcuit. - Z Impedence is? - Oppostion to Alternating current flow. If contacts become b...