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

Save guides, add subjects and pick up where you left off with your BBC account. Circuit symbol: the diode symbol consists of a triangle pointing towards a line. The triangle represents the anode ...

Circuit symbol: the diode symbol consists of a triangle pointing towards a line. The triangle represents the anode, and the line represents the cathode. Forward-biased diode: an ideal diode ...