October 2018 2 74 Report
Suatu benda hitam pada suhu 27° C memancarkan energi sebesar R J/s. benda hitam tersebut dipanaskan hingga bersuhu 327°C. energi yg dipancarkan adalah...
a. 2 R J/s
b. 4 R J/s
c. 6 R J/s
d. 12 R J/s
e. 16 R J/s

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