The Constant $\sigma$ In the Stefan-Boltzmann Law Is Equal to ,So That

question 20

Multiple Choice

The constant $\sigma$ in the Stefan-Boltzmann law is equal to ,so that 5.67*10 ^{- 4} J of energy is radiated each second by one square meter of a star whose temperature is 10,000 $\degree$ K.How much energy is radiated each second by one square meter of a star whose temperature is 5,000 $\degree$ ?

• A) 5.67*10 ^{- 2} J
• B) 5.67*10 ^{- 3} J
• C) 5.67*10 ^{- 4} J
• D) 1.42*10 ^{- 4} J
• E) 1.42*10 ^{- 1} J

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