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Induced current is created when a conductor (such as a wire) moves through a magnetic field or when a magnetic field changes around a stationary conductor. This movement or change in magnetic field causes a force on the electrons in the conductor, which creates a flow of electricity, or current.
The direction of induced current is determined by the right-hand rule. If you point your thumb in the direction of the magnetic field and your fingers in the direction of the conductor's movement, the direction your palm faces is the direction of the induced current.
The strength of the magnetic field directly affects the magnitude of the induced current. A stronger magnetic field will create a larger force on the electrons, resulting in a greater current. Similarly, a weaker magnetic field will result in a smaller induced current.
The direction of induced current can be affected by the direction and strength of the magnetic field, as well as the speed and orientation of the conductor in the magnetic field. Additionally, the material of the conductor and its resistance can also impact the direction of the induced current.
Induced current has many practical applications, such as in generators, transformers, and electric motors. It is also used in technologies such as magnetic resonance imaging (MRI) and induction cooktops. Induced current can also be harnessed for renewable energy production through methods such as electromagnetic induction in hydroelectric power plants.