A star of radius 500,000km has a surface temperature of 5000K What is the radiant flux of the star in J m 2 s What is the wavelength in meters of the maximum radiation What is the luminosity of the star in J s

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A star of radius 500,000km has a surface temperature of 5000K What is the radiant flux of the star in J/m 2 s? What is

A star of radius 500,000km has a surface temperature of 5000K

What is the radiant flux of the star in J/m² s?
What is the wavelength in meters of the maximum radiation?
What is the luminosity of the star in J/s?

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