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天文选择TheStefan-BoltzmannlawstatesthatF=a(为一常数)*T^4.Ifastaremits10^23ergs/sec/m^2,howmuchfluxwillastarwithtwicethetemperatureemit?ATwiceasmuchBFourtimesasmuchCEighttimesasmuchDSixteentimesasmuch
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天文选择
The Stefan-Boltzmann law states that F=a(为一常数)*T^4.If a star emits 10^23 ergs/sec/m^2,how much flux will a star with twice the temperature emit?
A Twice as much
B Four times as much
C Eight times as much
D Sixteen times as much
The Stefan-Boltzmann law states that F=a(为一常数)*T^4.If a star emits 10^23 ergs/sec/m^2,how much flux will a star with twice the temperature emit?
A Twice as much
B Four times as much
C Eight times as much
D Sixteen times as much
▼优质解答
答案和解析
应该是D吧
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