Value of Thevenin Resistance Calculator

Category	Engineering ↺

✖Resistance 1 is the value of resistance connected in arm AD (ABCD is labelled clockwise, with A being labelled at the top)ⓘ Resistance 1 [R₁]			+10% -10%
✖Resistance 3 is the value of resistance connected in arm CD (ABCD is labelled clockwise, with A being labelled at the top)ⓘ Resistance 3 [R₃]			+10% -10%
✖Resistance 2 is the value of resistance connected in arm AB (ABCD is labelled clockwise, with A being labelled at the top)ⓘ Resistance 2 [R₂]			+10% -10%
✖Unknown Resistance is the value of resistance connected in arm BC (ABCD is labelled clockwise, with A being labelled at the top)ⓘ Unknown Resistance [R_x]			+10% -10%

✖Resistance (Thevenin) is the total Thevenin resistance for an unbalanced Wheatstone bridge.ⓘ Value of Thevenin Resistance [R_th]

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Nikita Suryawanshi

Vellore Institute of Technology (VIT), Vellore

Nikita Suryawanshi has created this Calculator and 100+ more calculators!

Devyaani Garg

Shiv Nadar University (SNU), Greater Noida

Devyaani Garg has verified this Calculator and 25+ more calculators!

< 11 Other formulas that you can solve using the same Inputs

Value of Unknown Resistance

Unknown Resistance=((Excitation Speed^2)*Resistance 1*Resistance 2*Resistance 3*(Capacitance 1^2))/(1+((Excitation Speed^2)*(Resistance 1^2)*(Capacitance 1^2))) GO

Value of Unknown Inductance

Unknown Inductance=(Capacitance 1*Resistance 3/Resistance 4)*(Resistance (Anderson's)*(Resistance 4+Resistance 2)+Resistance 2*Resistance 4) GO

Value of Unknown Inductance

Unknown Inductance=(Resistance 2*Resistance 3*Capacitance 1)/(1+((Excitation Speed^2)*(Resistance 1^2)*(Capacitance 1^2))) GO

Value of Rab

Resistance (ab)=(Resistance 2*Resistance(Y))/(Resistance 2+Resistance 1) GO

Value of Rcb

Resistance (cb)=(Resistance 1*Resistance(Y))/(Resistance 1+Resistance 2) GO

Value of Unknown Resistance

Unknown Resistance=(Resistance 2*Resistance 3/Resistance 4)-Resistance 1 GO

Value of Quality Factor

Quality Factor=1/(Excitation Speed*Resistance 1*Capacitance 1) GO

Value of Unknown Resistance

Unknown Resistance=(Resistance 2*Resistance 3)/Resistance 1 GO

Vale of Unknown Inductance

Unknown Inductance=Resistance 2*Resistance 3*Capacitance 1 GO

Value of Unknown Resistance

Unknown Resistance=Resistance 1*Resistance 3/Resistance 2 GO

Value of Unknown Resistance

Unknown Resistance=Resistance 2*Resistance 3/Resistance 1 GO

Value of Thevenin Resistance Formula

Resistance (Thevenin)=((Resistance 1*Resistance 3)/(Resistance 1+Resistance 3))+((Resistance 2*Unknown Resistance)/(Resistance 2+Unknown Resistance))
Rth=((R1*R3)/(R1+R3))+((R2*Rx)/(R2+Rx))

More formulas

Value of Unknown Resistance GO

Value of Total Current GO

When is the bridge said to be balanced?

The bridge is balanced when the current through the galvanometer is zero, i.e., the potential across the galvanometer is the same.

How to Calculate Value of Thevenin Resistance?

Value of Thevenin Resistance calculator uses Resistance (Thevenin)=((Resistance 1*Resistance 3)/(Resistance 1+Resistance 3))+((Resistance 2*Unknown Resistance)/(Resistance 2+Unknown Resistance)) to calculate the Resistance (Thevenin), The Value of Thevenin Resistance formula is used to calculate the total resistance effective in an unbalanced Wheatstone bridge in which R_g is not zero. Resistance (Thevenin) and is denoted by R_th symbol.

How to calculate Value of Thevenin Resistance using this online calculator? To use this online calculator for Value of Thevenin Resistance, enter Resistance 1 (R₁), Resistance 3 (R₃), Resistance 2 (R₂) and Unknown Resistance (R_x) and hit the calculate button. Here is how the Value of Thevenin Resistance calculation can be explained with given input values -> 21.42857 = ((10*25)/(10+25))+((20*50)/(20+50)).

FAQ

What is Value of Thevenin Resistance?

The Value of Thevenin Resistance formula is used to calculate the total resistance effective in an unbalanced Wheatstone bridge in which R_g is not zero and is represented as R_th=((R₁*R₃)/(R₁+R₃))+((R₂*R_x)/(R₂+R_x)) or Resistance (Thevenin)=((Resistance 1*Resistance 3)/(Resistance 1+Resistance 3))+((Resistance 2*Unknown Resistance)/(Resistance 2+Unknown Resistance)). Resistance 1 is the value of resistance connected in arm AD (ABCD is labelled clockwise, with A being labelled at the top), Resistance 3 is the value of resistance connected in arm CD (ABCD is labelled clockwise, with A being labelled at the top), Resistance 2 is the value of resistance connected in arm AB (ABCD is labelled clockwise, with A being labelled at the top) and Unknown Resistance is the value of resistance connected in arm BC (ABCD is labelled clockwise, with A being labelled at the top).

How to calculate Value of Thevenin Resistance?

The Value of Thevenin Resistance formula is used to calculate the total resistance effective in an unbalanced Wheatstone bridge in which R_g is not zero is calculated using Resistance (Thevenin)=((Resistance 1*Resistance 3)/(Resistance 1+Resistance 3))+((Resistance 2*Unknown Resistance)/(Resistance 2+Unknown Resistance)). To calculate Value of Thevenin Resistance, you need Resistance 1 (R₁), Resistance 3 (R₃), Resistance 2 (R₂) and Unknown Resistance (R_x). With our tool, you need to enter the respective value for Resistance 1, Resistance 3, Resistance 2 and Unknown Resistance 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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