English National Curriculum Science

7. Explore electromagnetic - induction and generators

Mission Objectives

Describe what's meant by induced potential and the generator effect

Describe the factors that affect the size and direction of the induced potential

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Keywords

Words and meanings to learn

induced

Electromagnetic or magnetic induction is the production of an electromotive force across an electrical conductor in a changing magnetic field.

pd

Stands for potential difference, is the difference in the amount of energy that charge carriers have between two points in a circuit.

current

A stream of charged particles, such as electrons or ions, moving through an electrical conductor or space.

generator

A device that converts motive power (mechanical energy) into electrical power for use in an external circuit.

alternator

An electrical generator that converts mechanical energy to electrical energy in the form of alternating current.

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