Based on the activity how will you explain the operation of a simple electric motor?
Question: Based on the activity how will you explain the operation of a simple electric motor?
A simple electric motor operates on the principle of electromagnetism. Here's a breakdown:
Electromagnet: When electricity flows through a wire coil, it creates a magnetic field, turning the coil into an electromagnet.
Armature: This coil, or armature, sits between the poles of a permanent magnet, usually a north and a south pole.
Commutator and Brushes: As the coil rotates, it connects with brushes and a commutator. The commutator switches the direction of the current in the coil, ensuring continuous rotation.
Magnetic Forces: The interaction between the magnetic field of the permanent magnet and the electromagnet generates a force that causes the coil to spin.
This rotation can be harnessed to do work, like turning the blades of a fan or powering a toy car. It's a clever use of magnetic forces and electrical current to create motion.
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