33 Science -- Current Electricity and Magnetism

What is a solenoid? Why it is used? What is MCB?

What is a solenoid? Why it is used? What is MCB?

An electromagnet is made by using a cylindrical form of an insulated copper coil having a large number of close turn is a solenoid.

It is used to strengthen the magnetic field. The device that breaks the circuit is MCB.

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