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Diodes

A diode is a two-terminal electronic component that conducts electricity primarily in one direction. It has high resistance on one end and low... View Article

Types of Volcanoes

A volcano is a land-form, a mountain, where molten rocks erupt through the surface of the planet. The volcano mountain opens downwards to a pool... View Article

Current Coil

A current coil is an electrical conductor such as a wire in the shape of a coil. Consider a coil of insulated copper wire, wound on a soft iron... View Article