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
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.