Stefan Boltzmann Law Calculator

✖Temperature is the degree or intensity of heat present in a substance or object.ⓘ Temperature [T]

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✖Black-Body Radiant Emittance is the radiant flux emitted by a surface per unit area.ⓘ Stefan Boltzmann Law [e_b]

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Formula

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Stefan Boltzmann Law

Formula

`"e"_{"b"} = "[Stefan-BoltZ]"*"T"^(4)`

Example

`"2.959967W/m²"="[Stefan-BoltZ]"*("85K")^(4)`

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Stefan Boltzmann Law Solution

STEP 0: Pre-Calculation Summary

Formula Used

Black-Body Radiant Emittance = [Stefan-BoltZ]*Temperature^(4)
e_b = [Stefan-BoltZ]*T^(4)
This formula uses 1 Constants, 2 Variables

Constants Used

[Stefan-BoltZ] - Stefan-Boltzmann Constant Value Taken As 5.670367E-8

Variables Used

Black-Body Radiant Emittance - (Measured in Watt per Square Meter) - Black-Body Radiant Emittance is the radiant flux emitted by a surface per unit area.
Temperature - (Measured in Kelvin) - Temperature is the degree or intensity of heat present in a substance or object.

STEP 1: Convert Input(s) to Base Unit

Temperature: 85 Kelvin --> 85 Kelvin No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

e_b = [Stefan-BoltZ]*T^(4) --> [Stefan-BoltZ]*85^(4)

Evaluating ... ...

e_b = 2.95996701379375

STEP 3: Convert Result to Output's Unit

2.95996701379375 Watt per Square Meter --> No Conversion Required

FINAL ANSWER

2.95996701379375 ≈ 2.959967 Watt per Square Meter <-- Black-Body Radiant Emittance

(Calculation completed in 00.004 seconds)

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Credits

Created by Kethavath Srinath

Osmania University (OU), Hyderabad

Kethavath Srinath has created this Calculator and 1000+ more calculators!

Verified by Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

Urvi Rathod has verified this Calculator and 1900+ more calculators!

< 17 Thermal Parameters Calculators

Specific Heat of Gas Mixture

Go Specific Heat of Gas Mixture = (Number of Moles of Gas 1*Specific Heat Capacity of Gas 1 at Constant Volume+Number of Moles of Gas 2*Specific Heat Capacity of Gas 2 at Constant Volume)/(Number of Moles of Gas 1+Number of Moles of Gas 2)

Heat Transfer at Constant Pressure

Go Heat Transfer = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*(Final Temperature-Initial Temperature)

Thermal Stress of Material

Go Thermal Stress = (Coefficient of Linear Thermal Expansion*Young's Modulus*Temperature Change)/(Initial Length)

Change in Potential Energy

Go Change in Potential Energy = Mass*[g]*(Height of Object at Point 2-Height of Object at Point 1)

Saturated Mixture Specific Enthalpy

Go Saturated Mixture Specific Enthalpy = Fluid Specific Enthalpy+Vapour Quality*Latent Heat of Vaporization

Specific Heat at Constant Volume

Go Molar Specific Heat Capacity at Constant Volume = Heat Change/(Number of Moles*Temperature Change)

Thermal Expansion

Go Coefficient of Linear Thermal Expansion = Change in Length/(Initial Length*Temperature Change)

Change in Kinetic Energy

Go Change in Kinetic Energy = 1/2*Mass*(Final Velocity at Point 2^2-Final Velocity at Point 1^2)

Ratio of Specific Heat

Go Specific Heat Ratio = Molar Specific Heat Capacity at Constant Pressure/Molar Specific Heat Capacity at Constant Volume

Specific Heat Capacity at Constant Pressure

Go Molar Specific Heat Capacity at Constant Pressure = [R]+Molar Specific Heat Capacity at Constant Volume

Total Energy of System

Go Total Energy of System = Potential Energy+Kinetic Energy+Internal Energy

Sensible Heat Factor

Go Sensible Heat Factor = Sensible Heat/(Sensible Heat+Latent Heat)

Specific Heat Ratio

Go Specific Heat Ratio Dynamic = Heat Capacity Constant Pressure/Heat Capacity Constant Volume

Specific Heat

Go Specific Heat = Heat*Mass*Temperature Change

Stefan Boltzmann Law

Go Black-Body Radiant Emittance = [Stefan-BoltZ]*Temperature^(4)

Thermal Capacity

Go Thermal Capacity = Mass*Specific Heat

Latent Heat

Go Latent Heat = Heat/Mass

Stefan Boltzmann Law Formula

Black-Body Radiant Emittance = [Stefan-BoltZ]*Temperature^(4)
e_b = [Stefan-BoltZ]*T^(4)

Define Stefan–Boltzmann law?

Stefan–Boltzmann law states that the total radiation emitted by a black body is proportional to the fourth power of its absolute temperature.This law applies only to blackbodies, theoretical surfaces that absorb all incident heat radiation.

How to Calculate Stefan Boltzmann Law?

Stefan Boltzmann Law calculator uses Black-Body Radiant Emittance = [Stefan-BoltZ]*Temperature^(4) to calculate the Black-Body Radiant Emittance, Stefan Boltzmann law that the total radiation emitted by a black body is proportional to the fourth power of its absolute temperature. Black-Body Radiant Emittance is denoted by e_b symbol.

How to calculate Stefan Boltzmann Law using this online calculator? To use this online calculator for Stefan Boltzmann Law, enter Temperature (T) and hit the calculate button. Here is how the Stefan Boltzmann Law calculation can be explained with given input values -> 2.959967 = [Stefan-BoltZ]*85^(4).

FAQ

What is Stefan Boltzmann Law?

Stefan Boltzmann law that the total radiation emitted by a black body is proportional to the fourth power of its absolute temperature and is represented as e_b = [Stefan-BoltZ]*T^(4) or Black-Body Radiant Emittance = [Stefan-BoltZ]*Temperature^(4). Temperature is the degree or intensity of heat present in a substance or object.

How to calculate Stefan Boltzmann Law?

Stefan Boltzmann law that the total radiation emitted by a black body is proportional to the fourth power of its absolute temperature is calculated using Black-Body Radiant Emittance = [Stefan-BoltZ]*Temperature^(4). To calculate Stefan Boltzmann Law, you need Temperature (T). With our tool, you need to enter the respective value for Temperature and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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