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6 Dec 2021
Given information
Given an H-R diagram and is labelled A, B and C and asked to describe the temperature, luminosity and size in each case.
Step-by-step explanation
Step 1.
If a star's power output is constant, the temperature will be inversely proportional to the square root of the star's diameter, according to the Stefan-Boltzmann law.
The intrinsic luminosity is calculated using the equation.
.It is proportional to the size of the star.
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