impedansa

impedansa

The total opposition that a circuit offers to the flow of alternating current or any other varying current at a particular frequency. It is a combination of resistance R and reactance X, measured in ohms.

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نوع المصطلح: اسم
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المجال / النطاق: أجهزة كهربائية
الفئة: مكثفات
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Parts which are connected so that when the installation is complete, it is substantially of the same potential as the earth.

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An integral multiple of the fundamental frequency (60 Hz) that becomes a component of the current.

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(Hz) A term replacing cycles-per-second as an indication of frequency.

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An effect in which the magnitude of a resulting quantity is different during increases in the magnitude of the cause than during decreases due to internal friction in a substance ...