TheRealQuotes

"Iron which is brought near a spiral of copper wire, traversed by an electrical current, becomes magnetic, and then attracts other pieces of iron, or a suitably placed steel magnet."

―

Spiral

From

Physicist

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About Hermann von Helmholtz

Hermann von Helmholtz was a German physicist and physician who made major contributions to physiology, optics, acoustics, and electrodynamics. He formulated a general statement of the conservation of energy and advanced modern sensory physiology. His work influenced both experimental science and philosophy of science.

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