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RSeries = SummationI=1toN (RI)

Simple answer; add them up.

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12y ago
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12y ago

Add the individual resistance values.

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Q: What is formula for calculating the total resistance in a series circuit with threeresistors?
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Using ohm's law what is the formula to find the resistance in a circuit?

Resistance of the circuit = (voltage across the circuit) divided by (current through the circuit)


What is the formula for total current in a series circuit?

Current = (Voltage across the circuit) divided by (Total resistance of the circuit). The current is the same at every point in the series circuit.


What is the resonant frequency of a tuned circuit with 70 ohms of resistance and a 45 microfarad capacitor?

tuned circuit consists of resistance and capacitor so this one RC circuit formula to be used f = 1/ 2 pi RC


The total resistance in a parallel circuit is the smallest resistor in the circuit?

No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.


How do you work out the current in a circuit?

we can calculate the current in a commmon electrical circuit by this formulae i.e,I=V\R where i is the current flowing in the conductor, R is resistance , V is the voltage.. THE FORMULA IS CORRECT but the term conductor does not suffice an explanation since a conductor is low in resistance R= resistance not conduction.

Related questions

What is the formula for calculating the equivalent resistance of a series circuit?

Equivalent resistance of a series circuit is the sum of the resistance of all appliances. The formula is R=R1+R2+... where R is equivalent resistance, R1, R2 and so on is the resistance of the individual appliances.


What is the formula for calculating ASR?

by ASR do you mean Area Specific Resistance?


What is an example of mass resistance?

An example of mass and resistance is voltage, we know that the following is the formula for calculating voltage: V = IR where R is the resistance and I is the current.


Using ohm's law what is the formula to find the resistance in a circuit?

Resistance of the circuit = (voltage across the circuit) divided by (current through the circuit)


What is the method for calculating amperes and current?

A formula that is often used is Ohm's Law: voltage = current x resistance.


What is the formula for total current in a series circuit?

Current = (Voltage across the circuit) divided by (Total resistance of the circuit). The current is the same at every point in the series circuit.


What is the resistance of a 12v lamp in a 12v circuit?

The formula you are looking for is W = I x E.


What is the formula of calculating effective current if resistor and voltage is given?

I = E/R or Current = Voltage/Resistance (Ohm's Law)


What is the resistance of a circuit that takes a current of 0.5A when the voltage to the circuit is 40v?

The formula you are looking for is Ohms = Volts/Amps. R = E/I.


What is the resonant frequency of a tuned circuit with 70 ohms of resistance and a 45 microfarad capacitor?

tuned circuit consists of resistance and capacitor so this one RC circuit formula to be used f = 1/ 2 pi RC


What is the current in a circuit that has a resistance of 30 ohms and a power of 2 watts?

Use the formula: P=IR (power = current x resistance).


The total resistance in a parallel circuit is the smallest resistor in the circuit?

No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.No, it is less. Use the formula:1/R = 1/R1 + 1/R2 + 1/R3...Where R is the total (equivalent) resistance for the parallel circuit,and R1, R2, etc. are the individual resistance.