B field around a wire的副本

Author:liaokaihua, Chris Hamper

Shows how the field lines around a straight wire change with changing current. The density of field lines gives a measure of the strength of the magnetic field.

New Resources

Right Triangle Inscribed in a Semicircle
Linear Equation Graphs: Thin Slice
Slope Illustrator (2)
Pythagorean Theorem: Quick Illustrator
Congruent Figures

Discover Resources

perpendicular bisector or a circle
Animation 39
power center
Incenter
Tangent on Polynomial

Discover Topics

Limits
Trapezoid
Frequency Distribution
Exponential Functions
Means