A distant star is 7000 K and radiates 1.20 x1027 W. What is the star’s radius? Assume ε = 1.0.?
A distant star is 7000 K and radiates 1.20 x1027 W. What is the star’s radius? Assume ε = 1.0.
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A distant star is 7000 K and radiates 1.20 x1027 W. What is the star’s radius? Assume ε = 1.0.
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1*5.671*(10⁸)*4*π*(R²)*(7000)⁴ = 1.20*(10²⁷) or
R = √[12/(5.671*4*π*(7⁴)]*10⁶ = 8374 m or 8.374 km
Above answer is off by billions.