Basic Formulas:
  • Voltage = Current × Resistance (V = IR)
  • Current = Voltage ÷ Resistance (I = V/R)
  • Resistance = Voltage ÷ Current (R = V/I)
  • Power = Voltage × Current (P = VI)
Note: Voltage (V), Current (A), Resistance (Ω), Power (W)

Calculation of Electricity and Magnetism

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