The symbol for resistance is R, it is measured in ohms \((\Omega )\). The symbol for current is I, it is measured in amperes \((A)\).

But multimeter symbols and their meanings can be cryptic ... and then dividing the volts by the resistance (ohms).

Electrical energy is easy to move from place to place, using wire or cables. However, electrical energy must be changed into other forms of energy before we can use it. The symbol for power is \(P ...