Formulas

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Formulas

 

Substitution Algebra

Product Sum

Cross Multiplication

Proportion

Efficiency

kW kVA pf

Inductance in Series

Inductance in Parallel

Capacitance in Series

Capacitance in Parallel

Powers Roots

Derivations

Reference Formulas Appendix

Formulas Home

Electrician Math Home

Electrician Education Home

Much of what is expected from an electrician is physical. But whenever a calculation comes along, formulas are likely to be an important part of the technique of solution. There are quite a variety of formulas. In many instances, a good foundation of applying the calculator is all the is necessary for success.

Well, selection of the proper formula, and accurate execution of data input will provide the correct result. Just knowing which formula to use will not provide an answer. The calculator comes in quite handy for many formulas.

 

 

Many electrician workbooks and practice exams are now available 
as digital downloads for immediate use. 
Click HERE to see what is available.

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