Electricity for hvac - Study guides, Class notes & Summaries

HVAC NATE Gas Heat Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A Q: When starting up a dual system, the temperature rise method for determining airflow cannot be used with compressor cycle of the heat pump because: Answer: The capacity of the system varies too much with outdoor temperature. Q: The flame pattern a technician would expect to see on a properly operating single stage gas furnace equipped with "in shot" type burner is a:...

HVAC Excellence - ELECTRICITY Exam Questions and Answers Already Passed Current flow is: The flow of electrons in the circuit. Impedance is: Opposition to alternating current flow. Like charges; repel each other. Any material that will readily release electrons is called; A conductor The symbol for current is; I Which of the following materials would be best suited for use as a semi-conductor? silicon The safety ground conductor is usually color coded; green or bare. An ...

HVAC Excellence - ELECTRICITY Exam Questions And Answers Current flow is: - ANS The flow of electrons in the circuit. Impedance is: - ANS Opposition to alternating current flow. Like charges; - ANS repel each other. Any material that will readily release electrons is called; - ANS A conductor The symbol for current is; - ANS I Which of the following materials would be best suited for use as a semiconductor? - ANS silicon The safety ground conductor is usually co...

HVAC 105 Final Exam Complete Questions & Solutions(SCORED A+) By definition, electricity is the movement of charged particles called: - ANSWER Electrons Current flow is: - ANSWER Electron flow in a circuit Dynamic electricity is: - ANSWER The movement of electrons that creates current flow T/F In an electrical circuit, voltage moves amperage against resistance. - ANSWER True List the 3 elements of an electrical circuit: - ANSWER Source, Path, and Load The two categories of elec...

You are the security subject matter expert (SME) for an organization considering a transition from the legacy environment into a hosted cloud provider 's data center. One of the challenges you 're facing is whether the cloud provider will be able to comply with the existing legislative and contractual frameworks your organization is required to follow. This is a _________ issue. a. Resiliency b. Privacy c. Performance d. Regulatory D 76. You are the security subject matter expert (SME) ...

HVAC Excellence - ELECTRICITY Exam Questions And Answers Current flow is: - ANS The flow of electrons in the circuit. Impedance is: - ANS Opposition to alternating current flow. Like charges; - ANS repel each other. Any material that will readily release electrons is called; - ANS A conductor The symbol for current is; - ANS I Which of the following materials would be best suited for use as a semi-conductor? - ANS silicon The safety ground conductor is usu...

What is an oxygen-acetylene torch? - Answer-A welding torch that uses fuel gas and oxygen to weld or cut metals What does CMMS stand for? - Answer-Computerized Maintenance Management System What does OMM stand for? - Answer-Operations and Maintenance Manual What does SOP stand for? - Answer-Standard Operating Procedure What does SCADA stand for? - Answer-Supervisory Control and Data Acquisition What does SDS stand for? - Answer-Safety Data Sheet What does LOTO stand for? - Answer-Lock Out...

HVAC electrical 2024 Exam Questions with Answers List what part (voltage source, switch, or load) is checked with the following meter function "VOLTAGE" - Answer-Voltage source, switch and load. AC electricity flows? - Answer-Both.....positive to negative and negative to positive. When electricity is present, which of the following are also present - Answer-Heat and magnetism What voltage is provided by the electric company to a modern residential home? - Answer-220VAC What are...

HVAC 105 Final Exam Co By definition, electricity is the movement of charged particles called: - ANSWER Electrons Current flow is: - ANSWER Electron flow in a circuit Dynamic electricity is: - ANSWER The movement of electrons that creates current flow T/F In an electrical circuit, voltage moves amperage against resistance. - ANSWER True List the 3 elements of an electrical circuit: - ANSWER Source, Path, and Load The two categories of electrical devices are: - ANSWER Loads and sw...

HVAC Electrical Midterm Exam Questions and Answers All Correct _____ are the particles that orbit the core of an atom - Answer-electrons ______ is the force that pushes free electrons through conductors - Answer-voltage name 3 terms meaning voltage - Answer-electromotive force (emf) potential difference and eletrical pressure a device used to generate electricity is called a - Answer-voltage source name 6 voltage sources - Answer-battery, generator, solar cell, thermocouple, alter...