Ac electricity flows Study guides, Class notes & Summaries

What is the most important law applicable to the study of electricity? - Answer- Ohm's Law What are the elements of Ohm's Law? - Answer- Voltage, Current, and Resistance What are four sources of electrical energy? - Answer- Thermal, light, pressure and chemical What does an electrical circuit consist of? - Answer- A source, resistance or load, conductors What represents capacitance in an AC circuit? - Answer- A capacitor (condenser) What is the function of a capacitor? - Answer-...

Torches are designed to avoid mixing oxygen and acetylene by using __________. - Reverse-flow check valves at torch inlets or regulator outlets To prevent leakage around the valve during use, __________ - An oxygen cylinder valve should be opened all the way An explosion can occur if __________ comes in contact with oil. - High pressure oxygen A green welding hose normally indicates that this hose carries __________. - Oxygen A __________ is a non-destructive test that uses a colored...

What is the most important law applicable to the study of electricity? - Answer- Ohm's Law What are the elements of Ohm's Law? - Answer- Voltage, Current & Resistance What are four sources of electrical power? - Answer- Mechanical, chemical, photoelectric and thermal What does an electrical circuit consist of? - Answer- 1. a source of electrical pressure 2. resistance 3. conductors What represents capacitance in an AC circuit? - Answer- a capacitor What is the function of a c...

MSSC Maintenance Awareness Questions and Answers 100% Verified Torches are designed to avoid mixing oxygen and acetylene by using __________. - Answer ️️ -Reverse-flow check valves at torch inlets or regulator outlets To prevent leakage around the valve during use, __________ - Answer ️️ -An oxygen cylinder valve should be opened all the way An explosion can occur if __________ comes in contact with oil. - Answer ️️ -High pressure oxygen A green welding hose normally indicate...

Dale Crane's Oral and Practical Exam Guide: General; Material and Processes Questions And Answers What constitutes a capacitor? - ANSWER- -Two conductors separated by an insulator -In its most basic form the capacitor is constructed of two parallel plates separated by a nonconductor, called a dielectric. (FAA-H-8083-30, Ch. 10) What is the purpose of a capacitor? - ANSWER- -It Stores electrical energy in a electrostatic field. -In an electrical circuit, a capacitor serves as a reser...

MSSC - Maintenance Awareness Questions WITH VERIFIED 100% CORRECT ANSWERS LATEST UPDATE AUGUST 2023/2024 Torches are designed to avoid mixing oxygen and acetylene by using __________. - ANSWER Reverse-flow check valves at torch inlets or regulator outlets To prevent leakage around the valve during use, __________ - ANSWER An oxygen cylinder valve should be opened all the way An explosion can occur if __________ comes in contact with oil. - ANSWER High pressure oxygen A green ...

ETA CET Exam 382 Questions with Verified Answers The resistance of a component at a given frequency - CORRECT ANSWER What is impedance? Diode - CORRECT ANSWER A two terminal device that conducts in only one direction. Printed Circuit Board - CORRECT ANSWER Insulating board containing conductive tracks for circuit connections. Capacitor - CORRECT ANSWER An electrical device used to store electrical charge. 1996 - CORRECT ANSWER When did the ETA initiate renewal? False - CORRECT ...

Electricity PREP TEST QUESTIONS WITH VERIFIED ANSWERS The size of the conductor is proportional to the amount of the current. True or False? - ANSWER True. What happens when a conductor moves relative to a magnetic field and it passes through the lines of magnetic flux? - ANSWER A voltage is induced in the conductor. What is Electro-magnetic Induction? - ANSWER As long as there is movement between a conductor and a magnetic field, an induced voltage is created. Describe what the ...

HVAC Electricity Exam Questions and Answers Latest 2024/2025 (GRADED A+) how much resistance must be placed in 120V curcuit in order to limit the current to 2Amps - ANSWER 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. - ANSWER 0 amps - due to cancellation of 2 fields Current flow is? - ANSWER The flow of electrons in the circuit. What is the symbol for impedence in an AC CIrcuit. - ANSWER ...

EV CHARGING TERMS AND DEFINITIONS QUESTIONS WITH CORRECT ANSWERS Level 1 charging - uses a 120V AC plug - slowest type of charger and typically used overnight at home - residential Level 2 charging - uses a 240V AC plug - typically installed at homes or public charging stations Level 3 (DC) charging - fastest type of charger - uses a high-powered DC connection - usually provided by public charging stations Charger Network a system of interconnected EV charging sta...