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Resistance of Passive Filter Formula

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Resistance is the opposition to current flow in an electrical circuit. Check FAQs

R = \frac{ω n \cdot L}{Q}

R - Resistance?ω_n - Angular Resonant Frequency?L - Inductance?Q - Quality Factor?

Resistance of Passive Filter Example

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Here is how the Resistance of Passive Filter equation looks like with Values.

Here is how the Resistance of Passive Filter equation looks like with Units.

Here is how the Resistance of Passive Filter equation looks like.

149.886 = \frac{24.98 \cdot 50}{8.333}

149.886Ω = \frac{24.98rad/s \cdot 50H}{8.333}

149.886 = \frac{24.98 \cdot 50}{8.333}

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Resistance of Passive Filter Solution

Follow our step by step solution on how to calculate Resistance of Passive Filter?

FIRST Step Consider the formula

R = \frac{ω n \cdot L}{Q}

Next Step Substitute values of Variables

∴

R = \frac{24.98rad/s \cdot 50H}{8.333}

Next Step Prepare to Evaluate

∴

R = \frac{24.98 \cdot 50}{8.333}

Next Step Evaluate

∴

R = 149.885995439818Ω

LAST Step Rounding Answer

∴

R = 149.886Ω

Resistance of Passive Filter Formula Elements

Variables

Resistance

Resistance is the opposition to current flow in an electrical circuit.

Symbol: R

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Resistance

Angular Resonant Frequency

Angular Resonant Frequency is the frequency at which the filter will resonate without any external driving force.

Symbol: ω_n

Measurement: Angular FrequencyUnit: rad/s

Note: Value should be greater than 0.

Formulas to find Angular Resonant Frequency

Inductance

Inductance is the property of an electrical conductor to oppose a change in the electric current flowing through it.

Symbol: L

Measurement: InductanceUnit: H

Note: Value should be greater than 0.

Formulas to find Inductance

Quality Factor

Quality Factor is a dimensionless parameter that describes how underdamped an oscillator or resonator is.

Symbol: Q

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Quality Factor

Other formulas in Power Filters category

Go Corner Frequency in Bandpass Filter for Series RLC Circuit

f c = (\frac{R}{2 \cdot L}) + (\sqrt{{(\frac{R}{2 \cdot L})}^{2} + \frac{1}{L \cdot C}})

Go Cut-off Frequency in Bandpass Filter for Parallel RLC Circuit

ω c = (\frac{1}{2 \cdot R \cdot C}) + (\sqrt{{(\frac{1}{2 \cdot R \cdot C})}^{2} + \frac{1}{L \cdot C}})

Go Keying Parameter of Parallel RLC Bandpass Filter

k p' = \frac{(L + L o) \cdot ω c}{2 \cdot V dc}

Go Keying Index of Parallel RLC Bandpass Filter

k i' = ω c \cdot k p'

How to Evaluate Resistance of Passive Filter?

Resistance of Passive Filter evaluator uses Resistance = (Angular Resonant Frequency*Inductance)/Quality Factor to evaluate the Resistance, The Resistance of Passive Filter formula is defined as the total resistance of all of the components in the filter, including the resistance of the inductors, capacitors, and any other passive components in the circuit. Resistance is denoted by R symbol.

How to evaluate Resistance of Passive Filter using this online evaluator? To use this online evaluator for Resistance of Passive Filter, enter Angular Resonant Frequency (ω_n), Inductance (L) & Quality Factor (Q) and hit the calculate button.

FAQs on Resistance of Passive Filter

What is the formula to find Resistance of Passive Filter?

The formula of Resistance of Passive Filter is expressed as Resistance = (Angular Resonant Frequency*Inductance)/Quality Factor. Here is an example- 149.946 = (24.98*50)/8.333.

How to calculate Resistance of Passive Filter?

With Angular Resonant Frequency (ω_n), Inductance (L) & Quality Factor (Q) we can find Resistance of Passive Filter using the formula - Resistance = (Angular Resonant Frequency*Inductance)/Quality Factor.

Can the Resistance of Passive Filter be negative?

No, the Resistance of Passive Filter, measured in Electric Resistance cannot be negative.

Which unit is used to measure Resistance of Passive Filter?

Resistance of Passive Filter is usually measured using the Ohm[Ω] for Electric Resistance. Megohm[Ω], Microhm[Ω], Volt per Ampere[Ω] are the few other units in which Resistance of Passive Filter can be measured.

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Resistance of Passive Filter Formula

Resistance of Passive Filter Example

Resistance of Passive Filter Solution

Resistance of Passive Filter Formula Elements

Other formulas in Power Filters category

How to Evaluate Resistance of Passive Filter?

FAQs on Resistance of Passive Filter

Variable Name