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Utilization Factor of Electrical Energy Formula

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Utilization factor refers to a percentage or factor that represents the efficiency or effectiveness of a lighting system in delivering and utilizing light to the intended area or task. Check FAQs

UF = \frac{L r}{L e}

UF - Utilization Factor?L_r - Lumen Reaching Working Plane?L_e - Lumen Emitting from Source?

Utilization Factor of Electrical Energy Example

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Here is how the Utilization Factor of Electrical Energy equation looks like with Values.

Here is how the Utilization Factor of Electrical Energy equation looks like with Units.

Here is how the Utilization Factor of Electrical Energy equation looks like.

0.1579 = \frac{6}{38}

0.1579 = \frac{6cd}{38cd}

0.1579 = \frac{6}{38}

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Utilization Factor of Electrical Energy Solution

Follow our step by step solution on how to calculate Utilization Factor of Electrical Energy?

FIRST Step Consider the formula

UF = \frac{L r}{L e}

Next Step Substitute values of Variables

∴

UF = \frac{6cd}{38cd}

Next Step Prepare to Evaluate

∴

UF = \frac{6}{38}

Next Step Evaluate

∴

UF = 0.157894736842105

LAST Step Rounding Answer

∴

UF = 0.1579

Utilization Factor of Electrical Energy Formula Elements

Variables

Utilization Factor

Utilization factor refers to a percentage or factor that represents the efficiency or effectiveness of a lighting system in delivering and utilizing light to the intended area or task.

Symbol: UF

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Utilization Factor

Lumen Reaching Working Plane

The Lumen reaching working plane is defined as the amount of luminous flux is given out in a space represented by one unit of solid angle by a source.

Symbol: L_r

Measurement: Luminous IntensityUnit: cd

Note: Value can be positive or negative.

Formulas to find Lumen Reaching Working Plane

Lumen Emitting from Source

Lumen emitting from source is defined as the amount of luminous flux is given out in a space represented by one unit of solid angle by a source.

Symbol: L_e

Measurement: Luminous IntensityUnit: cd

Note: Value can be positive or negative.

Formulas to find Lumen Emitting from Source

Other formulas in Advanced Illumination category

Go Specific Consumption

S.C. = \frac{2 \cdot P in}{CP}

Go Luminous Intensity

I v = \frac{Lm}{ω}

Go Beer-Lambert Law

I t = I o \cdot \exp (- β \cdot c \cdot x)

Go Fresnel's Law of Reflection

r λ = \frac{{(n 2 - n 1)}^{2}}{{(n 2 + n 1)}^{2}}

How to Evaluate Utilization Factor of Electrical Energy?

Utilization Factor of Electrical Energy evaluator uses Utilization Factor = Lumen Reaching Working Plane/Lumen Emitting from Source to evaluate the Utilization Factor, The Utilization Factor of electrical energy formula is defined as the ratio between the total lumens reaching the working plane and the total lumens emitting from the source. Utilization Factor is denoted by UF symbol.

How to evaluate Utilization Factor of Electrical Energy using this online evaluator? To use this online evaluator for Utilization Factor of Electrical Energy, enter Lumen Reaching Working Plane (L_r) & Lumen Emitting from Source (L_e) and hit the calculate button.

FAQs on Utilization Factor of Electrical Energy

What is the formula to find Utilization Factor of Electrical Energy?

The formula of Utilization Factor of Electrical Energy is expressed as Utilization Factor = Lumen Reaching Working Plane/Lumen Emitting from Source. Here is an example- 0.545455 = 6/38.

How to calculate Utilization Factor of Electrical Energy?

With Lumen Reaching Working Plane (L_r) & Lumen Emitting from Source (L_e) we can find Utilization Factor of Electrical Energy using the formula - Utilization Factor = Lumen Reaching Working Plane/Lumen Emitting from Source.

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Utilization Factor of Electrical Energy Formula

Utilization Factor of Electrical Energy Example

Utilization Factor of Electrical Energy Solution

Utilization Factor of Electrical Energy Formula Elements

Other formulas in Advanced Illumination category

How to Evaluate Utilization Factor of Electrical Energy?

FAQs on Utilization Factor of Electrical Energy

Variable Name