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The brightness of a star depends on its
size and temperature
size and distance from the Earth
size, temperature and mass
size, temperature and distance from the Earth
According to Stefan’s law, rate of loss of heat energy in the form of radiation (brightness) of a star depends upon (i) nature of surface of radiant object (ii) surface area of the star (iii) temperature of the star
By: Munesh Kumari ProfileResourcesReport error
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