Leumas Physics

Ideal Transformer Ratios

Vp/Vs = Np/Ns and Ip/Is = Ns/Np

What it says

In an ideal transformer the voltage ratio equals the turns ratio while the current ratio is its inverse, conserving power between primary and secondary windings.

Symbols

SymbolQuantityDimension
Vp_over_VsVoltage ratio (dimensionless)1
Ip_over_IsCurrent ratio (dimensionless)1
NpPrimary turns (dimensionless)1
NsSecondary turns (dimensionless)1

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Filed under Electromagnetism · derive through it in the explorer