power system unit meaning
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power system unit meaning
power system unit meaning
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Power system unit meaning
In the power systems analysis field of electrical engineering, a power-unit system is the expression of system quantities as fractions of a defined base unit quantity. Calculations are simplified because quantities expressed as per-unit do not change when they are referred from one side of a transformer to the other.
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Answer:
A power supply unit converts mains AC to low-voltage regulated DC power for the internal components of a computer. Modern personal computers universally use switched-mode power supplies.