Using Faraday’s Law and Lenz’s Law, explain why a change of current in a conducting wire...

Using Faraday’s Law and Lenz’s Law, explain why a change of current in a conducting wire loop will induce an electrical potential difference which will oppose this change. Use relevant equations and/or diagram(s).

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genius_generous answered 2 years ago

Conducting Loop and Current-Carrying Wire

An infinite straight wire carries current I1 = 5.8 A in the positive y-direction as shown. At time t = 0, a conducting wire, aligned with the y-direction is located a distance d = 51 cm from the y-axis and moves with velocity v = 19 cm/s in the negative x-direction as shown. The wire has length W = 24 cm.1) What is ε(0), the emf induced in the moving wire at t = 0? Define the emf to be...

A transformer is a device that takes advantage of Faraday’s Law to change an AC voltage....

A transformer is a device that takes advantage of Faraday’s Law to change an AC voltage. It consists of a primary coil and a secondary coil. When a transformer is used to raise the voltage, it is called step-up transformer and when used to lower the voltage, it is called a step-down transformer. As in the case of nested coils discussed in the Pre-Lab Notes, the secondary coil has a varying magnetic field in its center due to the varying...

1. Why is there an electric field in a wire carrying a current if the wire...

1. Why is there an electric field in a wire carrying a current if the wire is a conductor? 2. Which is easier and why, inserting a dielectric into a charged capacitor that is either connected or not connected to a battery? 3. Describe the motion of electrons moving through a conductor.

1. Faraday’s law of electromagnetic induction is a law that states that when the magnetic flux...

1. Faraday’s law of electromagnetic induction is a law that states that when the magnetic flux linking a circuit changes, an electromotive force is induced in the circuit proportional to the rate of change of the flux linkage. Please click the link: https://phet.colorado.edu/sims/html/faradays-law/latest/faradays-law_en.html And observe the fluctuation of induced current in the circuit by moving the magnet.

Explain each of them in 10 lines: 1-Faraday’s Law of Induction and relevance 2- Direct and...

Explain each of them in 10 lines: 1-Faraday’s Law of Induction and relevance 2- Direct and Alternating Current Generators 3- Lenz’s Law and the differences with Faraday’s Law 4- the process of Inducing Voltage by Moving a Wire in a Magnetic Field

Explain briefly how Faraday’s law is used to produce electricity in a coal-fired power station?

Ampere's Law for a long wire states that magnetic field is directly proportional to current and...

Ampere's Law for a long wire states that magnetic field is directly proportional to current and inversely proportional to the distance for the wire. True or False. Ampere's Law for a loop wire states that magnetic field is indirectly proportional to current and directly proportional to the radius of the loop. True or False. Ohm's Law is true regardless of the nature of the electric circuit. True or False Thank you!

A long horizontal conducting wire carries current due east. It is place into very strong magnetic...

A long horizontal conducting wire carries current due east. It is place into very strong magnetic field and as result it levitates. What is direction of magnetic field? a. North b. South c. Up d. Down e. East f. West

Which of these statements best describes the significance of the negative sign in Faraday’s Law? A)...

Which of these statements best describes the significance of the negative sign in Faraday’s Law? A) The voltage produced tires to keep the magnetic flux constant. B) The current always flows backwards. C) Magnetic fields point from North to South. D) All of these statements are pretty good descriptions.

a. Use Faraday’s Law to derive the expression for the induced EMF for an ordinary slide...

a. Use Faraday’s Law to derive the expression for the induced EMF for an ordinary slide generator, being careful to explain the steps, like on an exam. b. Use that to estimate the EMF generated across the wingspan of an airplane flying toward Minnesota. Use the same 55.66 μT pointed 70 degrees downward. The wing span is 35.78 meters and cruising speed is 907 km/h. c. First conceptual question. There is obviously not a circuit or a current for a...

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