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Magnetic Effects of Current

Magnetic field, field lines, field due to a current carrying conductor, field due to current carrying coil or solenoid; Force on current carrying conductor, Fleming’s left hand rule. Electromagnetic induction. Induced potential difference, Induced current. Fleming’s Right Hand Rule, Direct current. Alternating current : frequency of AC. Advantage of AC over DC. Domestic electric circuits.

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Domestic Electric Circuits, Short Circuiting & Overloading

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Domestic Electric Circuits In our homes, the electric power supplied is of potential difference V = 220V and frequency 50Hz. It consists of three wires:...
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Electric Devices: Electric Motor, Galvanometer & Electric Generator

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Electric Motor Electrical energy is converted into mechanical energy by using an electric motor. Electric motor works on...
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Force on a current carrying conductor in a magnetic field

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Force on a current carrying conductor in a magnetic field Andre Marie Ampere (1775–1836) suggested that the magnet also exert an equal and opposite force...
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Solenoid & Electromagnet

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Solenoid A Coil of many circular turns of insulated copper wire wrapped closely in the shape of a cylinder is called solenoid. Magnetic field due to...
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Magnetic field due to Current Carrying Conductor

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Magnetic field due to Current Carrying Conductor The above electric circuit in which a copper wire is placed parallel to a compass needle, shows the...
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Magnetic Field and Related Terms

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Magnetic Field and Related Terms Moving charges or electric current generates a magnetic field. Hans Christian Oersted (1777-1851) Oersted showed that electricity and magnetism are related to...
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