Voltage tester - Study guides, Class notes & Summaries

How much current is drawn by a 120V circuit containing a 1,500W load? Ans: 12.5A How much power is consumed by a 120V parallel circuit that contains a 100 load and an 80 load and draws 2.7A? Ans: 125W What characteristic do devices that use DC instead of AC power often have in common? Ans: They are battery-powered and mobile One milliamperes is equal to _____. Ans: 1/1,00 of an amp Current is measured in ______. Ans: Amperes If a load is supplied by 120V and draws 5A of current, how ...

ASE A6 practice test questions and answers 100% pass B- Always disconnect the ne the negative battery cable and wrap with tape so contract cannot be made. Follow the specific vehicle's disarming instructions, as some SRS system can retain back up power for an additional period of time. - Answer ️️ -2. An air bag system is being serviced. Tech A says to disconnect the yellow SRS connectors at the front of the vehicle. Tech B says to disconnect and isolate the negative battery cable. Who...

Electrician 101 Questions and Answers | Latest Update | 2024/2025 | Graded A+ What is the primary role of an electrician? The primary role of an electrician is to install, maintain, and repair electrical systems and equipment in residential, commercial, and industrial settings. What are the common safety precautions electricians should take when working? Electricians should always wear personal protective equipment (PPE), follow lockout/tagout procedures, and ensure the work area is...

ABYC Marine Electrical Certification Exam Review Questions and Answers Every 18 inches. How often (in inches) shall wire bundles be supported? Insulated Metallic Hanger Clamps What type of clamps are to be used for supporting wire bundles when routed over engines and machinery? 40 lbs (E-11 Table XV) What tensile force must a 10 Gauge crimp connector withstand for one minute? 36 inches What is the max allowed unsupported cable length for battery cables? True T o...

ABYC Marine Electrical Certification Exam - Questions and Answers A customer has a 600 Ah 'house' battery bank and wants to recharge with the highest amperage (standard flooded batteries are being used). How high amperage is reasonable? a. 200 amps b. 150 amps c. 100 amps d. 50 amps While out cruising (away from the dock), batteries on a typical cruiser have what percentage of charge? a. 0 - 100% b. 25 - 75% c. 50 - 100% d. 50 - 85% How much current should flow through the DC grounded conduc...

You want to measure the voltage, amps, and ohms of various devices. What tool would you use? - You'd use a multi-meter. what's a multimeter? - a device for testing various electrical properties. i.e. ac/dc voltage, current (amps), resistance (ohms), capacitance, and frequency. What does a voltage event recorder do? - keeps track of voltage conditions on a power line. basic recorders simply keep track of the occurrence of under/over voltage conditions, while more advanced devices track co...

Oil Burner License Exam Questions and Answers, Latest Updated 2024/2025 (Verified Answers) What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answer- 300-1000 ohms If a pump is used to bring oil to a l...

Residential Wiring Questions and Answers Graded A+ What is the purpose of the electrical panel in a home? The electrical panel serves as the central hub for distributing electricity throughout the house, managing circuit breakers, and protecting the system from overloads. How can you tell if a circuit is overloaded? An overloaded circuit may cause the circuit breaker to trip, flickering lights, or a burning smell from outlets or devices, indicating that it can't handle the curren...

D - correct answer ABYC standard ________ applies to inverters A. E-2 B. A-27 C. A-28 D. A - 31 A - correct answer A true RMS voltmeter is required to accuralty check output voltage from a(n): A. non-sinusoidal output inverter B. Isolation transformer C. Inverter DC input D. Galvanic isolator C - correct answer An AC voltmeter is required ...

ASE A6 practice test questions and answers 100% pass B- Always disconnect the ne the negative battery cable and wrap with tape so contract cannot be made. Follow the specific vehicle's disarming instructions, as some SRS system can retain back up power for an additional period of time. - Answer ️️ -2. An air bag system is being serviced. Tech A says to disconnect the yellow SRS connectors at the front of the vehicle. Tech B says to disconnect and isolate the negative battery cable. Who...