Physics — Transformers
Turns ratio, current relation and ideal-transformer power.
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\frac{V_s}{V_p} = \frac{N_s}{N_p}
\frac{I_p}{I_s} = \frac{N_s}{N_p}
P_p = P_s \;\;\text{(ideal)}
\eta = \frac{P_s}{P_p}\times 100\%
Turns ratio, current relation and ideal-transformer power.
\frac{V_s}{V_p} = \frac{N_s}{N_p}
\frac{I_p}{I_s} = \frac{N_s}{N_p}
P_p = P_s \;\;\text{(ideal)}
\eta = \frac{P_s}{P_p}\times 100\%