FormulaDen.com

Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health

Reflected Luminous Flux Formula

Fx Copy

LaTeX Copy

Reflected Luminous Flux is defined as is a measure of the power of reflected visible light produced by a light source or light fitting. Check FAQs

Φ r = Φ i \cdot ρ

Φ_r - Reflected Luminous Flux?Φ_i - Incident Luminous Flux?ρ - Reflection Factor?

Reflected Luminous Flux Example

With values

With units

Only example

Here is how the Reflected Luminous Flux equation looks like with Values.

Here is how the Reflected Luminous Flux equation looks like with Units.

Here is how the Reflected Luminous Flux equation looks like.

5.865 = 2.3 \cdot 2.55

5.865lm = 2.3lm \cdot 2.55

5.865 = 2.3 \cdot 2.55

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Engineering » Category

Electronics and Instrumentation » Category

Measurement of Physical Parameters » fx Reflected Luminous Flux

Reflected Luminous Flux Solution

Follow our step by step solution on how to calculate Reflected Luminous Flux?

FIRST Step Consider the formula

Φ r = Φ i \cdot ρ

Next Step Substitute values of Variables

∴

Φ r = 2.3lm \cdot 2.55

Next Step Prepare to Evaluate

∴

Φ r = 2.3 \cdot 2.55

LAST Step Evaluate

∴

Φ r = 5.865lm

Reflected Luminous Flux Formula Elements

Variables

Reflected Luminous Flux

Reflected Luminous Flux is defined as is a measure of the power of reflected visible light produced by a light source or light fitting.

Symbol: Φ_r

Measurement: Luminous FluxUnit: lm

Note: Value should be greater than 0.

Formulas to find Reflected Luminous Flux

Incident Luminous Flux

Incident Luminous Flux refers to the total amount of visible light energy emitted or received by a surface per unit time.

Symbol: Φ_i

Measurement: Luminous FluxUnit: lm

Note: Value should be greater than 0.

Formulas to find Incident Luminous Flux

Reflection Factor

Reflection Factor is the ratio of the total amount of radiation, as of light, reflected by surface to total amount of radiation incident on surface.

Symbol: ρ

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Reflection Factor

Other formulas in Light Measurement category

Go Area affected by Light Incident

A = \frac{L p}{H}

Go Intensity on Solid Angle

I = \frac{Φ m}{Ω}

Go Flux at Solid Angle

Φ m = I \cdot Ω

Go Incident Luminous Flux

Φ i = \frac{Φ r}{ρ}

How to Evaluate Reflected Luminous Flux?

Reflected Luminous Flux evaluator uses Reflected Luminous Flux = Incident Luminous Flux*Reflection Factor to evaluate the Reflected Luminous Flux, The Reflected Luminous Flux formula is defined as is a measure of the power of reflected visible light produced by a light source or light fitting. It is measured in lumens. Reflected Luminous Flux is denoted by Φ_r symbol.

How to evaluate Reflected Luminous Flux using this online evaluator? To use this online evaluator for Reflected Luminous Flux, enter Incident Luminous Flux (Φ_i) & Reflection Factor (ρ) and hit the calculate button.

FAQs on Reflected Luminous Flux

What is the formula to find Reflected Luminous Flux?

The formula of Reflected Luminous Flux is expressed as Reflected Luminous Flux = Incident Luminous Flux*Reflection Factor. Here is an example- 24.2505 = 2.3*2.55.

How to calculate Reflected Luminous Flux?

With Incident Luminous Flux (Φ_i) & Reflection Factor (ρ) we can find Reflected Luminous Flux using the formula - Reflected Luminous Flux = Incident Luminous Flux*Reflection Factor.

Can the Reflected Luminous Flux be negative?

No, the Reflected Luminous Flux, measured in Luminous Flux cannot be negative.

Which unit is used to measure Reflected Luminous Flux?

Reflected Luminous Flux is usually measured using the Lumen[lm] for Luminous Flux. Candela Steradian[lm], Lux Square Meter[lm] are the few other units in which Reflected Luminous Flux can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit

Reflected Luminous Flux Formula

Reflected Luminous Flux Example

Reflected Luminous Flux Solution

Reflected Luminous Flux Formula Elements

Other formulas in Light Measurement category

How to Evaluate Reflected Luminous Flux?

FAQs on Reflected Luminous Flux

Variable Name