Resistance in DC Circuit Calculator

✖Voltage, electric potential difference is the difference in electric potential between two points, which is defined as the work needed per unit of charge to move a test charge between the two points.ⓘ Voltage [V]			+10% -10%
✖Current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space.ⓘ Current [I]			+10% -10%

✖Resistance is a measure of the opposition to current flow in an electrical circuit. Resistance is measured in ohms.ⓘ Resistance in DC Circuit [R]

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Formula

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Resistance in DC Circuit

Formula

`"R" = "V"/"I"`

Example

`"30Ω"="22.5V"/"0.75A"`

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Resistance in DC Circuit Solution

STEP 0: Pre-Calculation Summary

Formula Used

Resistance = Voltage/Current
R = V/I
This formula uses 3 Variables

Variables Used

Resistance - (Measured in Ohm) - Resistance is a measure of the opposition to current flow in an electrical circuit. Resistance is measured in ohms.
Voltage - (Measured in Volt) - Voltage, electric potential difference is the difference in electric potential between two points, which is defined as the work needed per unit of charge to move a test charge between the two points.
Current - (Measured in Ampere) - Current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space.

STEP 1: Convert Input(s) to Base Unit

Voltage: 22.5 Volt --> 22.5 Volt No Conversion Required
Current: 0.75 Ampere --> 0.75 Ampere No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R = V/I --> 22.5/0.75

Evaluating ... ...

R = 30

STEP 3: Convert Result to Output's Unit

30 Ohm --> No Conversion Required

FINAL ANSWER

30 Ohm <-- Resistance

(Calculation completed in 00.004 seconds)

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Created by Parminder Singh

Chandigarh University (CU), Punjab

Parminder Singh has created this Calculator and 100+ more calculators!

Verified by Aman Dhussawat

GURU TEGH BAHADUR INSTITUTE OF TECHNOLOGY (GTBIT), NEW DELHI

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< 17 DC Circuits Calculators

Delta to Star Transformation

Go Star Impedance A = (Delta Impedance 1*Delta Impedance 3)/(Delta Impedance 1+Delta Impedance 2+Delta Impedance 3)

Star to Delta Transformation

Go Delta Impedance 1 = Star Impedance A+Star Impedance B+((Star Impedance A*Star Impedance B)/Star Impedance C)

Voltage Division for Two Capacitors

Go Capacitor 1 Voltage = Source Voltage*((Circuit Capacitance 2)/(Circuit Capacitance 1+Circuit Capacitance 2))

Voltage Division in Two Inductors

Go Inductor 1 Voltage = Source Voltage*((Circuit Inductance 1)/(Circuit Inductance 1+Circuit Inductance 2))

Current Division in Two Inductors

Go Inductor 1 Current = Source Current*((Circuit Inductance 2)/(Circuit Inductance 1+Circuit Inductance 2))

Maximum Power Transfer

Go Maximum Power = (Thevenin Voltage^2*Load Resistance)/(Load Resistance+Thevenin Resistance)^2

Voltage Divider for Two Resistors

Go Resistor 1 Voltage = Source Voltage*((Resistance 1)/(Resistance 1+Resistance 2))

Current Divider for Two Resistors

Go Resistor 1 Current = Source Current*((Resistance 2)/(Resistance 1+Resistance 2))

Current Division in Two Capacitors

Go Capacitor 1 Current = Source Current*((Circuit Capacitance 1)/(Circuit Capacitance 2))

Conductance given Resistivity

Go Conductance = Area of Conductor/(Length of Conductor*Resistivity)

Conductance given Current

Go Conductance = Current/Voltage

Resistance in DC Circuit

Go Resistance = Voltage/Current

Current in DC Circuits

Go Current = Voltage/Resistance

Voltage in DC Circuit

Go Voltage = Current*Resistance

Power in DC Circuit

Go Power = Voltage*Current

Energy in DC Circuit

Go Energy = Power*Time

Conductance in DC Circuit

Go Conductance = 1/Resistance

Resistance in DC Circuit Formula

Resistance = Voltage/Current
R = V/I

What is Resistivity?

Electric resistivity, denoted by, is defined as the electrical resistance offered per unit length and unit cross-sectional area at a specific temperature. Specific electrical resistance is another name for electrical resistance. Ohms.metre is the SI unit of electrical resistivity. The electrical resistivity formula is as follows: ρ = E /J.

How to Calculate Resistance in DC Circuit?

Resistance in DC Circuit calculator uses Resistance = Voltage/Current to calculate the Resistance, The Resistance in DC Circuit formula is defined as the property of a material which opposes the flow of current through it. Resistance is denoted by R symbol.

How to calculate Resistance in DC Circuit using this online calculator? To use this online calculator for Resistance in DC Circuit, enter Voltage (V) & Current (I) and hit the calculate button. Here is how the Resistance in DC Circuit calculation can be explained with given input values -> 30 = 22.5/0.75.

FAQ

What is Resistance in DC Circuit?

The Resistance in DC Circuit formula is defined as the property of a material which opposes the flow of current through it and is represented as R = V/I or Resistance = Voltage/Current. Voltage, electric potential difference is the difference in electric potential between two points, which is defined as the work needed per unit of charge to move a test charge between the two points & Current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space.

How to calculate Resistance in DC Circuit?

The Resistance in DC Circuit formula is defined as the property of a material which opposes the flow of current through it is calculated using Resistance = Voltage/Current. To calculate Resistance in DC Circuit, you need Voltage (V) & Current (I). With our tool, you need to enter the respective value for Voltage & Current and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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