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HVACR - UNIT 33 QUESTIONS WITH 100% COMPLETE SOLUTIONS, GRADED A+ $7.99
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HVACR - UNIT 33 QUESTIONS WITH 100% COMPLETE SOLUTIONS, GRADED A+
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  • HVACR
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A technician uses an ohmmeter to check resistance and for a complete path in the electrical circuit, also known as: - Continuity. A wattmeter is connected to a circuit with 120 V, 10 A, and a power factor of 91.7%. Its reading is: - 1,100 W. An ohmmeter is set on continuity and beeps when the l...

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  • July 23, 2024
  • 4
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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HVACR -UNIT 33 A technician uses an ohmmeter to check resistance and for a complete path in the electrical circuit, also known as: - Continuity. A wattmeter is connected to a circuit with 120 V, 10 A, and a power factor of 91.7%. Its reading is: - 1,100 W. An ohmmeter is set on continuity and beeps when the leads are connected to a circuit. This indicates that: - The circuit path is complete. Before attempting to use an electric meter to measure the circuits on a system, the technician should: - Understand how the unit and the meter work. Besides the normal electrical functions found on general -purpose multimeters, what additional functions are common on multifunction meters intended for HVACR use? - Temperature, microfarads, and frequency Capacitance meters measure the capacitance in a circuit or in a start capacitor. This is measured in what unit? - Microfarads How are clamp -on ammeters used? - They are clamped around one of the power wires feeding the circuit. How are inline ammeters connected to read the current in a circuit? - They are connected in series with the load. How are voltmeters connected to read the voltage drop across a load in a circuit? - Voltmeters are connected in parallel with the load. How can a technician determine what the proper PPE is for a particular application? - Read NFPA Standard 70E.

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