Power of an alternative current circuit-electricity-section Electricity generation, Electric power station, reactive power Q in Var
Electric generators and motors-electricity-section Connection system of direct current generators-electricity-section
Combinatorial analysis
Standard deviation, the square root of the variance
Applying the poisson rule Normal probability rule
Contact-for-electricity-and-statistics
home-page-of-the-illustrated-encyclopedia-of-renewable-energy renewable-energy-table-of-contents-for-the-encyclopedia batteries-section-of-the-illustrated-encyclopedia-of-renewable-energy