The Magnetic Field of a Coil

There’s a new, engaging way to learn and apply your knowledge of science in a dynamic environment. Learn by doing and see the impact of being involved in what you learn.

Discover how the magnetic field around a coil changes with changing voltage. Explore how different magnetic fields look by using iron filings.

• Choose a coil to use in the experiment.
• Choose a voltage.
• Measure the current.
• Use iron filings to visualize the magnetic field.
• Record all your observations in an experiment report.

App features:
• Explore the magnetic field around a coil using different coils.
• Use iron filings to visualize how the magnetic field changes.
• Watch animations that explain the concepts.
• Test your knowledge with interactive tasks and quizzes.
• Want more? Check out the AC library in the App Store.