How To Calculate The Total Power In A Parallel Circuit

In a parallel circuit, the total power is equal to the sum of the powers dissipated by each individual resistor. This can be calculated using the following formula: ``` P = ΣPi ``` where P is the total power, Pi is the power dissipated by resistor i, and i is the index of the resistor. To calculate the power dissipated by a resistor in a parallel circuit, you can use the following formula: ``` P = V2/R ``` where P is the power, V is the voltage across the resistor, and R is the resistance of the resistor. Once you know the power dissipated by each resistor, you can add them together to find the total power in the circuit. For example, consider the following parallel circuit:

Parallel circuit diagram

This circuit consists of three resistors, R1, R2, and R3, connected in parallel. The voltage across the resistors is 12 V, and the resistances of the resistors are 10 Ω, 20 Ω, and 30 Ω, respectively. To calculate the total power in the circuit, we first need to calculate the power dissipated by each resistor. The power dissipated by R1 is: ``` P1 = (12 V)^2 / 10 Ω = 144 W ``` The power dissipated by R2 is: ``` P2 = (12 V)^2 / 20 Ω = 72 W ``` The power dissipated by R3 is: ``` P3 = (12 V)^2 / 30 Ω = 48 W ``` The total power in the circuit is: ``` P = P1 + P2 + P3 = 144 W + 72 W + 48 W = 264 W ``` Therefore, the total power in the circuit is 264 W.

In addition to the total power, you can also calculate the average power in a parallel circuit. The average power is the total power divided by the number of resistors in the circuit. In the example above, the average power is: ``` Pavg = P / 3 = 264 W / 3 = 88 W ``` The average power is often used to compare the power consumption of different circuits.

Calculating the total power in a parallel circuit is a simple process that can be easily done using the formulas provided in this article. By understanding how to calculate the total power in a parallel circuit, you can better understand the operation of parallel circuits and how they can be used to design efficient electrical systems.


Simple Parallel Circuits Series And Electronics Textbook

Simple Parallel Circuits Series And Electronics Textbook


Determine The Total Amount Of Power In Parallel Circuit Figure 6 40 Holooly Com

Determine The Total Amount Of Power In Parallel Circuit Figure 6 40 Holooly Com


Resistors In Series And Parallel Physics Course Hero

Resistors In Series And Parallel Physics Course Hero


Solved Question 26 The Total Voltage For Parallel Chegg Com

Solved Question 26 The Total Voltage For Parallel Chegg Com


Electrical Electronic Series Circuits

Electrical Electronic Series Circuits


Parallel Circuits Elpt 1311 Basic Electrical Theory Chapter

Parallel Circuits Elpt 1311 Basic Electrical Theory Chapter


Series And Parallel Circuits Learn Sparkfun Com

Series And Parallel Circuits Learn Sparkfun Com


Three Resistors Are Connected In A Series Parallel Circuit As Shown The Figure Potential Difference Between Points And B Is 24 Volts What Total Power Delivered To

Three Resistors Are Connected In A Series Parallel Circuit As Shown The Figure Potential Difference Between Points And B Is 24 Volts What Total Power Delivered To


Electrical Electronic Series Circuits

Electrical Electronic Series Circuits


Parallel Circuit Definition Examples Electrical Academia

Parallel Circuit Definition Examples Electrical Academia


Solved 30 For The Series Parallel Circuit In Figure 11 24 Chegg Com

Solved 30 For The Series Parallel Circuit In Figure 11 24 Chegg Com


How To Solve Parallel Circuits 10 Steps With Pictures Wikihow

How To Solve Parallel Circuits 10 Steps With Pictures Wikihow


Referring To The Example Combining Series And Parallel Circuits Figure 21 6 Calculate I 3 In Following Two Diffe Ways A From Known Values Of 2

Referring To The Example Combining Series And Parallel Circuits Figure 21 6 Calculate I 3 In Following Two Diffe Ways A From Known Values Of 2


How Is Power Dissipated In Series And Parallel Circuits Quora

How Is Power Dissipated In Series And Parallel Circuits Quora


What Is A Series Parallel Circuit Combination Circuits Electronics Textbook

What Is A Series Parallel Circuit Combination Circuits Electronics Textbook


Physics Tutorial Combination Circuits

Physics Tutorial Combination Circuits


Series And Parallel Circuits Lab

Series And Parallel Circuits Lab


Series And Parallel Circuits Learn Sparkfun Com

Series And Parallel Circuits Learn Sparkfun Com


The Difference Between Series And Parallel Circuits Basic Direct Cur Dc Theory Automation Textbook

The Difference Between Series And Parallel Circuits Basic Direct Cur Dc Theory Automation Textbook


5 Parallel Circuits Chapter Topics Covered In Ppt

5 Parallel Circuits Chapter Topics Covered In Ppt