and current. It is used to test electrical components such as diodes and capacitors. A multimeter has a dial surrounded by ...

An electric current can flow in the wire from one end ... Make sure you know the difference between these two symbols, a cell is one big and little vertical line (to indicate positive and negative ...

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