Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces Formula

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The Surface Area of Body 1 is the area of body 1 through which the radiation takes place. Check FAQs
A1=A2(F21F12)
A1 - Surface Area of Body 1?A2 - Surface Area of Body 2?F21 - Radiation Shape Factor 21?F12 - Radiation Shape Factor 12?

Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces Example

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Here is how the Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces equation looks like with Values.

Here is how the Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces equation looks like with Units.

Here is how the Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces equation looks like.

34.7458Edit=50Edit(0.41Edit0.59Edit)
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Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces Solution

Follow our step by step solution on how to calculate Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces?

FIRST Step Consider the formula
A1=A2(F21F12)
Next Step Substitute values of Variables
A1=50(0.410.59)
Next Step Prepare to Evaluate
A1=50(0.410.59)
Next Step Evaluate
A1=34.7457627118644
LAST Step Rounding Answer
A1=34.7458

Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces Formula Elements

Variables
Surface Area of Body 1
The Surface Area of Body 1 is the area of body 1 through which the radiation takes place.
Symbol: A1
Measurement: AreaUnit:
Note: Value can be positive or negative.
Surface Area of Body 2
The Surface Area of Body 2 is the area of body 2 upon which the radiation takes place.
Symbol: A2
Measurement: AreaUnit:
Note: Value can be positive or negative.
Radiation Shape Factor 21
Radiation Shape Factor 21 is the fraction of radiation energy radiated by one surface which is incident on another surface when both surfaces are placed in a non-absorbing medium.
Symbol: F21
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Radiation Shape Factor 12
Radiation Shape Factor 12 is the fraction of radiation energy radiated by one surface which is incident on another surface when both surfaces are placed in a non-absorbing medium.
Symbol: F12
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other formulas in Radiation Formulas category

​Go Absorptivity given Reflectivity and Transmissivity
α=1-ρ-𝜏
​Go Area of Surface 2 given Area 1 and Radiation Shape Factor for Both Surfaces
A2=A1(F12F21)
​Go Emissive Power of Blackbody
Eb=[Stefan-BoltZ](T4)
​Go Emissive Power of Non Blackbody given Emissivity
E=εEb

How to Evaluate Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces?

Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces evaluator uses Surface Area of Body 1 = Surface Area of Body 2*(Radiation Shape Factor 21/Radiation Shape Factor 12) to evaluate the Surface Area of Body 1, The Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces formula is defined as the product of surface area 2 into the ratio of shape factor 21 to the shape factor 12. Surface Area of Body 1 is denoted by A1 symbol.

How to evaluate Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces using this online evaluator? To use this online evaluator for Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces, enter Surface Area of Body 2 (A2), Radiation Shape Factor 21 (F21) & Radiation Shape Factor 12 (F12) and hit the calculate button.

FAQs on Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces

What is the formula to find Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces?
The formula of Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces is expressed as Surface Area of Body 1 = Surface Area of Body 2*(Radiation Shape Factor 21/Radiation Shape Factor 12). Here is an example- 34.74576 = 50*(0.41/0.59).
How to calculate Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces?
With Surface Area of Body 2 (A2), Radiation Shape Factor 21 (F21) & Radiation Shape Factor 12 (F12) we can find Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces using the formula - Surface Area of Body 1 = Surface Area of Body 2*(Radiation Shape Factor 21/Radiation Shape Factor 12).
Can the Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces be negative?
Yes, the Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces, measured in Area can be negative.
Which unit is used to measure Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces?
Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces is usually measured using the Square Meter[m²] for Area. Square Kilometer[m²], Square Centimeter[m²], Square Millimeter[m²] are the few other units in which Area of Surface 1 given Area 2 and Radiation Shape Factor for Both Surfaces can be measured.
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