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J5-12. Magnetic Field - Eme Set - Two-Turn Helix

Purpose

To visulaize the magnetic field around a two-turn helix.

Equipment

EME magnetic field apparatus with battery electric current source on overhead projector.

Suggestions

This is a portable version; a better choice in Physics classrooms is J5-16: MAGNETIC FIELD AROUND WIRE, LOOP, SOLENOID.

Images

J5-12

Description

The magnetic field around a two-turn helix can be visualized by sprinkling iron filings in the area around◙where the helix passes through a plastic sheet which is positioned on an overhead projector. Alternatively, small compasses can◙be arranged within and around the helix.

References

E.M.E. Electromagnetism Series, Teacher's Guide, Unit 3: Helix Magnetic Field.

J. Electrostatics And Magnetostatics

J. Electrostatics And Magnetostatics

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