Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles.
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The Laplace transform is useful for characterizing functions that are both oscillatory and damped. When it is evaluated along the imaginary axis, it is called the Fourier transform. The Z-transform is a purely discrete construct.
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- Fourier transform (1)
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A passive filter component is a combination resistors, inductors and capacitors that filter frequencies, or resonate at a single frequency.
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