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Power using Two Wattmeter Method Formula

GoTotal Power using phi Angle Formula

GoDC Power (in Voltage Terms) Formula

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Total Power refers to the sum of the electrical power consumed or generated by the load being measured in a wattmeter. Check FAQs

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

P_t - Total Power?V_ph - Total Phase Voltage?I₁ - One Phase Current?Φ - Phase Angle?

Power using Two Wattmeter Method Example

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Here is how the Power using Two Wattmeter Method equation looks like with Values.

Here is how the Power using Two Wattmeter Method equation looks like with Units.

Here is how the Power using Two Wattmeter Method equation looks like.

2.5252 = \sqrt{3} \cdot 12 \cdot 0.24 \cdot \cos (1.04)

2.5252W = \sqrt{3} \cdot 12V \cdot 0.24A \cdot \cos (1.04rad)

2.5252 = \sqrt{3} \cdot 12 \cdot 0.24 \cdot \cos (1.04)

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Power using Two Wattmeter Method Solution

Follow our step by step solution on how to calculate Power using Two Wattmeter Method?

FIRST Step Consider the formula

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

Next Step Substitute values of Variables

∴

P t = \sqrt{3} \cdot 12V \cdot 0.24A \cdot \cos (1.04rad)

Next Step Prepare to Evaluate

∴

P t = \sqrt{3} \cdot 12 \cdot 0.24 \cdot \cos (1.04)

Next Step Evaluate

∴

P t = 2.52518171140155W

LAST Step Rounding Answer

∴

P t = 2.5252W

Power using Two Wattmeter Method Formula Elements

Variables

Functions

Total Power

Total Power refers to the sum of the electrical power consumed or generated by the load being measured in a wattmeter.

Symbol: P_t

Measurement: PowerUnit: W

Note: Value should be greater than 0.

Formulas to find Total Power

Total Phase Voltage

Total Phase Voltage refers to the algebraic sum of all voltage drops or rises across components in a circuit, considering both magnitude and direction.

Symbol: V_ph

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Total Phase Voltage

One Phase Current

One Phase Current is the electrical current flowing through the load to determine the power consumption or generation in a single phase circuit.

Symbol: I₁

Measurement: Electric CurrentUnit: A

Note: Value should be greater than 0.

Formulas to find One Phase Current

Phase Angle

Phase Angle is the measure of the difference in phase between two periodic signals. It indicates how much one signal is leading or lagging behind another.

Symbol: Φ

Measurement: AngleUnit: rad

Note: Value should be greater than 0.

Formulas to find Phase Angle

cos

Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.

Syntax: cos(Angle)

sqrt

A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.

Syntax: sqrt(Number)

Other Formulas to find Total Power

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

Go Total Power for Three Phase Wattmeter

P t = (V 1 \cdot I 1) + (V 2 \cdot I 2) + (V 3 \cdot I 3)

Other formulas in Wattmeter Circuit category

Go AC Power

P ac = V t \cdot I rms \cdot \cos (Φ)

Go Wattmeter Reading

W r = \frac{V wp \cdot P i}{V}

Go Resistance of coil S1

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

Go Resistance of Watt-meter pressure Coil

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

How to Evaluate Power using Two Wattmeter Method?

Power using Two Wattmeter Method evaluator uses Total Power = sqrt(3)*Total Phase Voltage*One Phase Current*cos(Phase Angle) to evaluate the Total Power, The Power using Two Wattmeter Method formula is used to calculate the instantaneous power in wattmeter 1 in a two-phase circuit setup. Total Power is denoted by P_t symbol.

How to evaluate Power using Two Wattmeter Method using this online evaluator? To use this online evaluator for Power using Two Wattmeter Method, enter Total Phase Voltage (V_ph), One Phase Current (I₁) & Phase Angle (Φ) and hit the calculate button.

FAQs on Power using Two Wattmeter Method

What is the formula to find Power using Two Wattmeter Method?

The formula of Power using Two Wattmeter Method is expressed as Total Power = sqrt(3)*Total Phase Voltage*One Phase Current*cos(Phase Angle). Here is an example- 52.60795 = sqrt(3)*12*0.24*cos(1.04).

How to calculate Power using Two Wattmeter Method?

With Total Phase Voltage (V_ph), One Phase Current (I₁) & Phase Angle (Φ) we can find Power using Two Wattmeter Method using the formula - Total Power = sqrt(3)*Total Phase Voltage*One Phase Current*cos(Phase Angle). This formula also uses Cosine (cos), Square Root (sqrt) function(s).

What are the other ways to Calculate Total Power?

Here are the different ways to Calculate Total Power-

Total Power=3*Total Phase Voltage*Total Phase Current*cos(Phase Angle)
Total Power=Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance)
Total Power=Total Voltage*Total Current-Total Current^2*Ammeter Resistance

Can the Power using Two Wattmeter Method be negative?

No, the Power using Two Wattmeter Method, measured in Power cannot be negative.

Which unit is used to measure Power using Two Wattmeter Method?

Power using Two Wattmeter Method is usually measured using the Watt[W] for Power. Kilowatt[W], Milliwatt[W], Microwatt[W] are the few other units in which Power using Two Wattmeter Method can be measured.

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: Unit

Power using Two Wattmeter Method Formula

​GoTotal Power using phi Angle Formula

​GoDC Power (in Voltage Terms) Formula

Power using Two Wattmeter Method Example

Power using Two Wattmeter Method Solution

Power using Two Wattmeter Method Formula Elements

Other Formulas to find Total Power

Other formulas in Wattmeter Circuit category

How to Evaluate Power using Two Wattmeter Method?

FAQs on Power using Two Wattmeter Method

Variable Name

GoTotal Power using phi Angle Formula

GoDC Power (in Voltage Terms) Formula