IGCSE Physics - Magnetism and Electromagnetism Formulae 0.0 / 5 ? PhysicsEquations and FormulaeIGCSEEdexcel Created by: Andreas_AntoniouCreated on: 06-05-19 08:38 Relationship between input and output voltages = (Input Voltage / Output Voltage = Primary turns / Secondary turns) 1 of 5 Relationship between input and output power = (Input Power = Output Power) or (Voltage 1 x Current 1 = Voltage 2 x Current 2) 2 of 5 Current Units Ampere or Amps or A 3 of 5 Voltage Units Volts or V 4 of 5 Power Units Watts or Joules per second 5 of 5
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