Biot-Savart direction

Electricity and Magnetism Level 2

A current flows in the positive \(y\)-direction through a current element of infinitesimal length located at the origin. What is the direction of the magnetic field at a point on the negative \(x\)-axis?

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Biot-Savart direction

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100 Day Summer Challenge

Biot-Savart direction

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.