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Power Energy Voltage Current Formulas
Voltage (v) equals energy divided by charge
Current (I) equals charge divided by time.
Conductance (G) is the reciprocal of resistance.
Cross-sectional area (A) equals the diameter squared. A = d2 |
Power (P) equals energy divided by time.
Power supply efficiency
Output power is input power less power loss. Pout = Pout - Ploss |
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