How To Find An Unknown Resistor In A Parallel Circuit

By | July 14, 2022



Resistors are an essential component of many electrical circuits, as they're used to control the current running through them. If you're trying to troubleshoot an issue in a parallel circuit, you may need to know how to find an unknown resistor. To help you out, we've put together this guide on how to identify an unknown resistor in a parallel circuit.

The first step in finding an unknown resistor in a parallel circuit is to identify all of the known resistors. This can be done by measuring the voltage across each of the resistors in the circuit with a voltmeter. Once all of the known resistors have been identified, the next step is to calculate the total resistance of the circuit. This can easily be done using Ohm's Law, which states that the total resistance of a parallel circuit is equal to the reciprocal of the sum of the reciprocals of each individual resistor.

Once the total resistance of the circuit has been calculated, the next step is to determine the value of the unknown resistor. This can be done by measuring the voltage drop across the unknown resistor with a voltmeter and calculating the resistance based on Ohm’s Law. Alternatively, you can use Ohm’s Law to calculate the total current of the circuit and then calculate the total resistance of the circuit with the known resistors. The difference between the total resistance of the circuit with the known resistors and the total resistance of the circuit without the unknown resistor will give you the value of the unknown resistor.

Finally, it's important to remember to always double-check your calculations and make sure that the values of the resistors are within an acceptable range. If they're not, it could indicate an issue with the circuit or possibly an incorrect reading from the voltmeter.

By following the steps outlined above, you should now be able to easily identify an unknown resistor in a parallel circuit. Remember to always double-check your calculations to ensure everything is accurate and in order. Good luck!


11 2 Ohm S Law Electric Circuits Siyavula

11 2 Ohm S Law Electric Circuits Siyavula


Simplified Formulas For Parallel Circuit Resistance Calculations Inst Tools

Simplified Formulas For Parallel Circuit Resistance Calculations Inst Tools


Cur Electricity Chapter Outline Ppt

Cur Electricity Chapter Outline Ppt


Solved B A Two Branch Parallel Circuit Containing Chegg Com

Solved B A Two Branch Parallel Circuit Containing Chegg Com


4 Ways To Calculate Total Resistance In Circuits Wikihow

4 Ways To Calculate Total Resistance In Circuits Wikihow


Physics For Kids Resistors In Series And Parallel

Physics For Kids Resistors In Series And Parallel


How To Calculate The Cur That Flows Through A Parallel Circuit In Relation Resistance Diffe Branches Quora

How To Calculate The Cur That Flows Through A Parallel Circuit In Relation Resistance Diffe Branches Quora


Solved Given An Unknown Resistor Find Its Value By Means Of Chegg Com

Solved Given An Unknown Resistor Find Its Value By Means Of Chegg Com


11 2 Ohm S Law Electric Circuits Siyavula

11 2 Ohm S Law Electric Circuits Siyavula


Solved Given The Series Parallel Circuit Below Calculate Chegg Com

Solved Given The Series Parallel Circuit Below Calculate Chegg Com


How To Calculate The Cur In A Series Parallel Circuit With R1 100 R2 250 R3 350 And R4 200 Quora

How To Calculate The Cur In A Series Parallel Circuit With R1 100 R2 250 R3 350 And R4 200 Quora


6 For The Circuit Shown In Figure Find Unknown Resistor R Ri W 24 202 422 E V 11 1 Answer Happy

6 For The Circuit Shown In Figure Find Unknown Resistor R Ri W 24 202 422 E V 11 1 Answer Happy


Lesson Explainer Analyzing Combination Circuits Nagwa

Lesson Explainer Analyzing Combination Circuits Nagwa


A Parallel Combination Of 4 Ohm Resistor And An Unknown R Is Connected In Series With 19 Battery This Circuit Then Disassembled The Three Resistors

A Parallel Combination Of 4 Ohm Resistor And An Unknown R Is Connected In Series With 19 Battery This Circuit Then Disassembled The Three Resistors


Question Calculating Unknown Curs In A Parallel Circuit Nagwa

Question Calculating Unknown Curs In A Parallel Circuit Nagwa


Question Calculating Potential Difference In A Combination Circuit Nagwa

Question Calculating Potential Difference In A Combination Circuit Nagwa


In The Circuit Shown Figure Find Thevalue Of Unknown Resistor R 100v Snapsolve

In The Circuit Shown Figure Find Thevalue Of Unknown Resistor R 100v Snapsolve


Circuits Worksheet

Circuits Worksheet


11 2 Ohm S Law Electric Circuits Siyavula

11 2 Ohm S Law Electric Circuits Siyavula