OBJECTIVE FORESTRY

FORESTRY

REMOTE SENSING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
among the following which describes Stefen boltzman formula
A
M= sigma/T4
B
M= sigma-T4
C
M= sigma+T4
D
M= sigma*T4
Explanation: 

Detailed explanation-1: -The Stefan-Boltzmann law, also known as Stefan’s Law, is a law that expresses the total power per unit surface area (otherwise known as the intensity) that is radiated by an object, often taken to be a blackbody. The formula used to determine at what wavelength the power peaks at is Wien’s Law.

Detailed explanation-2: -All bodies radiate energy W depending on temperature T, according to the Stefan-Boltzmann law W = T4 where emissivity is equal to 1 for black bodies and less than 1 for grey bodies, being the Stefan constant.

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