primary coil

Found in Anh - Anh (Wordnet)

Definition Noun : * The Inducing Coil in a Transformer : A "primary coil" is the coil of wire in an electrical transformer that is connected to the source of an alternating current. When this alternating current flows through the primary coil, it creates a changing magnetic field, which then induces a voltage and current in a separate, nearby coil called the secondary coil. Examples of Usage No...