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JEE Main 2026 Preparation: Question Papers, Solutions, Mock Tests & Strategy Unacademy » Difference Between » Series and Parallel Circuits

Series and Parallel Circuits

A circuit is a full channel that allows electricity to pass. The different types of circuits include open circuit, closed circuit, short circuit, series circuit, parallel circuit, AC circuit.

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All components are linked end-to-end, producing a single route for current flow in a series circuit. All components are linked transversely to each other, providing precisely two different sets of electrically mutual positions in a parallel circuit. 

Series Circuits   

A series circuit consists of a pathway through which the total current goes through each component. A parallel circuit is made of divisions that split the current such that only a part of it passes through each division/ category. Electric circuits can be categorized in a variety of ways. A direct-current circuit only allows current to travel in one direction. As in most domestic circuits, an alternating-current circuit transports current that flickers back and forth numerous times each second.

A series circuit has the same amount of current flowing through all of its components. This is due to the fact that in a series circuit, there is only one channel for current flow. Because electric charge travels through conductors like marbles through a tube, the flow rate (marble speed) at each location in the network (tube) at any moment in time has to be equal.

Series Circuit: Example

Series circuits are used in both freezers and refrigerators. The compressors and the thermal management switch are the components of this circuit. If the temperature within the freezer or refrigerator becomes too high, the thermal management switch will activate the compressor until the temperature is reduced.

Operation of A Series Circuit

In a series circuit, each gadget is linked in such a way that there is only one channel for the charge to travel via the external circuit. Each charge flowing through the external circuit’s loop will pass through every resistor in a sequence.

Parallel Circuits

In an electric circuit, A parallel circuit has divisions such that the current splits and only a part of it passes through each division. The voltage which is the potential difference across each division of a parallel connection is the same. However, the corresponding currents might vary.

Charge breaks up into distinct branches in a parallel circuit, allowing for higher power in one branch than another. Nonetheless, when all of the branches are brought together, the total current in all of them equals the whole flow of charge in the complete circuit.

A parallel circuit’s distinct channels allow components to act independently of one another, allowing the circuit to function even if any or more gadgets are turned off. Alessandro Volta created the first electrical circuits in 1800.

Parallel Circuit: Example

A Parallel-circuit allows current to flow over two or higher numbers of pathways. The wiring of automotive lighting is the most typical use of parallel-circuit. If the automobile headlights were coupled in series, if one of them failed, the other would likewise go out, removing the safety element. 

Series And Parallel Circuits: Difference

Series Circuits

  • All of the components receive the same level of current
  • Components in an electrical circuit are o2rganized in a line
  • When resistors are linked in series, the voltage over each resistor varies even if the current flowing through them is the same
  • If one component fails, the entire circuit will blow out

Parallel Circuits

  • The current passing through each component is added together to generate the current flowing through the source
  • Components of an electrical circuit are linked in parallel directions
  • When resistors are linked in series, the voltage across each resistance is the same
  • The polarities are even the same
  • Even if one component fails, the others will continue to work since each has its own separate circuit

Conclusion 

We discussed series and parallel circuits, the difference between series and parallel circuits, and other related topics through the study material notes on the difference between series and parallel circuits. 

The flow of current in a series circuit is the same and it passes through all of the items contained in it.  In comparison, the components in parallel circuits are placed in parallel positions with each other. This is due to the fact that the circuit divides the current flow. As a result, the current flow from the known source is split into numerous quantities.

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Frequently asked questions

Get answers to the most common queries related to the JEE Examination Preparation.

What is the definition of a simple series circuit?

Answer: “A circuit with the elements organized in a straight line, such that all of the curre...Read full

How does a series circuit enable the flow of electric current?

Answer: Series circuits are known as current-coupled circuits. In a series circuit, the electric cu...Read full

What is the definition of a parallel in a circuit?

Answer: A parallel electrical device has two or higher numbers of electrical parts linked in such a...Read full

How is the overall resistance of a series circuit determined?

Answer: In a series circuit, total resistance equals the sum of individual resistances. ...Read full

What are the differences between series and parallel circuits?

Answer: A series circuit has the same amount of current flowing through all of its components. In c...Read full

Answer: “A circuit with the elements organized in a straight line, such that all of the current goes through each element in turn,” says one simple description of a series circuit. If you built a simple loop circuit with batteries linked to two resistors and a connection back to the battery.

Answer: Series circuits are known as current-coupled circuits. In a series circuit, the electric current flows through all of the circuit’s components. As a result, all elements in a connected series receive the same amount of current.

  • Current: The total current flowing through any element in a series circuit is the same
  • Resistance: The overall resistance of any series connection is the sum of the individual resistors
  • Voltage: In a series circuit, the supply voltage is equal to the total of the specific voltage drops

Answer: A parallel electrical device has two or higher numbers of electrical parts linked in such a way that the lead of each component is connected to the leads of another circuit element. Connecting a similar circuit consisting of two resistors is straightforward.

Answer: In a series circuit, total resistance equals the sum of individual resistances.

Answer: A series circuit has the same amount of current flowing through all of its components. In contrast, in parallel circuits, all of its corresponding components are linked in parallel, causing the circuit to divide the current flow.

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