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Resistance of Watt-meter pressure Coil Formula

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Pressure Coil Resistance is defined as a measure of the opposition to current flow in the pressure coil of wattmeter. Check FAQs

R p = \frac{S 2 - (I p \cdot R c)}{I p}

R_p - Pressure Coil Resistance?S₂ - Voltage Induced in Secondary Winding 2?I_p - Pressure Coil Current?R_c - Secondary Winding 1 Coil Resistance?

Resistance of Watt-meter pressure Coil Example

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Here is how the Resistance of Watt-meter pressure Coil equation looks like with Values.

Here is how the Resistance of Watt-meter pressure Coil equation looks like with Units.

Here is how the Resistance of Watt-meter pressure Coil equation looks like.

4.0613 = \frac{5.1 - (1.06 \cdot 0.75)}{1.06}

4.0613Ω = \frac{5.1V - (1.06A \cdot 0.75Ω)}{1.06A}

4.0613 = \frac{5.1 - (1.06 \cdot 0.75)}{1.06}

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Resistance of Watt-meter pressure Coil Solution

Follow our step by step solution on how to calculate Resistance of Watt-meter pressure Coil?

FIRST Step Consider the formula

R p = \frac{S 2 - (I p \cdot R c)}{I p}

Next Step Substitute values of Variables

∴

R p = \frac{5.1V - (1.06A \cdot 0.75Ω)}{1.06A}

Next Step Prepare to Evaluate

∴

R p = \frac{5.1 - (1.06 \cdot 0.75)}{1.06}

Next Step Evaluate

∴

R p = 4.06132075471698Ω

LAST Step Rounding Answer

∴

R p = 4.0613Ω

Resistance of Watt-meter pressure Coil Formula Elements

Variables

Pressure Coil Resistance

Pressure Coil Resistance is defined as a measure of the opposition to current flow in the pressure coil of wattmeter.

Symbol: R_p

Measurement: Electric ResistanceUnit: Ω

Note: Value can be positive or negative.

Formulas to find Pressure Coil Resistance

Voltage Induced in Secondary Winding 2

Voltage Induced in Secondary Winding 2 is the potential difference across it generated by either passing it through a magnetic field, or by moving the magnetic field past the conductor.

Symbol: S₂

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Voltage Induced in Secondary Winding 2

Pressure Coil Current

Pressure Coil Current is the current flowing through the pressure coil of the wattmeter.

Symbol: I_p

Measurement: Electric CurrentUnit: A

Note: Value should be greater than 0.

Formulas to find Pressure Coil Current

Secondary Winding 1 Coil Resistance

Secondary Winding 1 Coil Resistance is the hindrance to the current flowing through the coil first secondary winding coil of a wattmeter.

Symbol: R_c

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Secondary Winding 1 Coil Resistance

Other formulas in Wattmeter Circuit category

Go Power using Two Wattmeter Method

P t = \sqrt{3} \cdot V ph \cdot I 1 \cdot \cos (Φ)

Go Total Power using phi Angle

P t = 3 \cdot V ph \cdot I ph \cdot \cos (Φ)

Go DC Power (in Voltage Terms)

P t = V t \cdot I - (\frac{{V t}^{2}}{R vm})

Go DC Power (in Current Terms)

P t = V t \cdot I - I^{2} \cdot R a

How to Evaluate Resistance of Watt-meter pressure Coil?

Resistance of Watt-meter pressure Coil evaluator uses Pressure Coil Resistance = (Voltage Induced in Secondary Winding 2-(Pressure Coil Current*Secondary Winding 1 Coil Resistance))/Pressure Coil Current to evaluate the Pressure Coil Resistance, The Resistance of Watt-meter pressure Coil formula is defined as a measure of the opposition to current flow in the wattmeter. Resistance is measured in ohms, symbolized by the Greek letter omega (Ω). Pressure Coil Resistance is denoted by R_p symbol.

How to evaluate Resistance of Watt-meter pressure Coil using this online evaluator? To use this online evaluator for Resistance of Watt-meter pressure Coil, enter Voltage Induced in Secondary Winding 2 (S₂), Pressure Coil Current (I_p) & Secondary Winding 1 Coil Resistance (R_c) and hit the calculate button.

FAQs on Resistance of Watt-meter pressure Coil

What is the formula to find Resistance of Watt-meter pressure Coil?

The formula of Resistance of Watt-meter pressure Coil is expressed as Pressure Coil Resistance = (Voltage Induced in Secondary Winding 2-(Pressure Coil Current*Secondary Winding 1 Coil Resistance))/Pressure Coil Current. Here is an example- 4.061321 = (5.1-(1.06*0.75))/1.06.

How to calculate Resistance of Watt-meter pressure Coil?

With Voltage Induced in Secondary Winding 2 (S₂), Pressure Coil Current (I_p) & Secondary Winding 1 Coil Resistance (R_c) we can find Resistance of Watt-meter pressure Coil using the formula - Pressure Coil Resistance = (Voltage Induced in Secondary Winding 2-(Pressure Coil Current*Secondary Winding 1 Coil Resistance))/Pressure Coil Current.

Can the Resistance of Watt-meter pressure Coil be negative?

Yes, the Resistance of Watt-meter pressure Coil, measured in Electric Resistance can be negative.

Which unit is used to measure Resistance of Watt-meter pressure Coil?

Resistance of Watt-meter pressure Coil 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 Watt-meter pressure Coil can be measured.

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Resistance of Watt-meter pressure Coil Formula

Resistance of Watt-meter pressure Coil Example

Resistance of Watt-meter pressure Coil Solution

Resistance of Watt-meter pressure Coil Formula Elements

Other formulas in Wattmeter Circuit category

How to Evaluate Resistance of Watt-meter pressure Coil?

FAQs on Resistance of Watt-meter pressure Coil

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