JAMB - Physics (2024 - No. 93)
The unit of impedance is
\(\Omega\)
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Forklaring
Impedance is a measure of how much a circuit opposes the flow of alternating current (AC). It combines both resistance (the real part) and reactance (the imaginary part) of a circuit component or network. Impedance is denoted by the symbol and is measured in ohms (Ω).