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Magnetic fields due to electric currents
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Current flow through a straight wire
Current flow through a circular coil
Current flow through a solenoid

By Paul Berry, MATTER Project
David Atkinson, Hugh Baird College.

Learning outcomes

By the end of this module, you should be able to:

describe the magnetic field resulting from a current flowing in:
a straight wire;
a circular coil; and
a solenoid.

Assumed prior knowledge

It is assumed that you have knowledge of the following concepts:

electric current; and

Materials Teaching Educational Resources
1999 MATTER Project, The University of Liverpool

ESF flagSupported by the European Social Fund under
the Objective One programme for Merseyside