What are Magnetic Circuits?

Magnetic circuits are similar to normal electrical circuits that have a closed path followed by magnetic lines of force. It is important to know that in a magnetic circuit, the magnetic lines of force originate from a point and end at the same point after completing the full path. Despite being a circuit, it is important to note that nothing flows in a magnetic circuit like current that flows in a standard electrical circuit.

As the name suggests, a magnetic circuit consists of magnetic materials which have high permeability, these materials are usually steel or iron. Magnetic circuits also include electric motors, transformers, generators galvanometers, etc.

Magnetic Circuits

Till now we have talked about standard circuits like linear and non-linear circuits but in the electronics industry, there are another kind of circuits called ‘magnetic circuits’. These circuits like any other circuits have a closed path but the path is followed by magnetic lines of forces creating a field of magnetic flux instead of a flowing current. In this article, we will study what are magnetic circuits, and what components make up the circuit. We will also represent the equation used to represent these circuits mathematically. Later we will discuss the need of having magnetic circuits and some applications of magnetic circuits in everyday life. We will conclude the article by summing up what we have learned. The electronics industry especially the communication system uses these signals in various circuits and readers can read about these other signals as well.

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What are Magnetic Circuits?

Magnetic circuits are similar to normal electrical circuits that have a closed path followed by magnetic lines of force. It is important to know that in a magnetic circuit, the magnetic lines of force originate from a point and end at the same point after completing the full path. Despite being a circuit, it is important to note that nothing flows in a magnetic circuit like current that flows in a standard electrical circuit....

Applications of Magnetic Circuits

Magnetic circuits remain indispensable in electrical engineering thereby having various applications in real-day life like....

Circuit Diagram of Magnetic Circuits

The magnetic circuit diagram shown below consist of a magnetic material, generally an iron core which is used for making the solenoid part of the circuit. The solenoid with N turns creates a magnetic flux which generates a current I in the solenoid....

Ohm’s Law For Magnetic Circuits

Consider the magnetic circuit given below....

Properties of Magnetic Circuits

There are two major properties of magnetic circuits namely magnetic flux and magnetomotive force . We will discuss them here....

Difference Between Electric Circuit and Magnetic Circuit

Lets see the difference between electric and magnetic circuits....

Advantages of Magnetic Circuits

These are some advantage associated with magnetic circuits...

Disadvantages of Magnetic Circuits

There are few disadvantages of some magnetic circuit...

Conclusion

As we see that magnetic circuit is analogous to standard electrical circuit in many terms some of which have been mentioned above. The circuit has analogous values for resistance and electric current which have been mentioned in the analogy of this circuit. We have also seen the difference between electric and magnetic circuit and have compared then on the basis of various factors. It is important to note that although magnetic circuit serves various advantages yet there are certain limitations of the circuit which can be solved by other circuits. Some real-life applications of circuit have also been discussed. It is important to study the characteristics of this circuit and understand their working to implement them in real-life....

Frequently Asked Questions on Magnetic Circuits – FAQs

What is the core of magnetic circuit made up of?...

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