In a generator, what is the role of the rotating coil? (2022)

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Question: In a generator, what is the role of the rotating coil? (2022)

Options:

Correct Answer: To induce EMF by changing magnetic flux

Exam Year: 2022

Solution:

In a generator, the rotating coil induces EMF by changing the magnetic flux through it.

In a generator, what is the role of the rotating coil? (2022)

In a generator, what is the role of the rotating coil? (2022)

Step 1: Understand that a generator converts mechanical energy into electrical energy.
Step 2: Know that the generator has a coil of wire that can rotate.
Step 3: Recognize that the coil is placed in a magnetic field.
Step 4: Learn that when the coil rotates, it changes the amount of magnetic field lines passing through it.
Step 5: Realize that this change in magnetic field lines creates an electric current, known as EMF (Electromotive Force).
Step 6: Conclude that the rotating coil is essential because it is responsible for inducing the EMF by changing the magnetic flux.

Electromagnetic Induction – The principle that a changing magnetic field within a coil induces an electromotive force (EMF).
Magnetic Flux – The measure of the quantity of magnetism, taking into account the strength and the extent of a magnetic field.
Generator Functionality – The process by which mechanical energy is converted into electrical energy through the movement of a coil in a magnetic field.