A 50-cm3 block of wood is floating on water, and a 50-cm3 chunk of iron is totally submerged in the water. Which one has the gre
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To solve this problem it is necessary to apply the concepts related to the Power defined from the Stefan-Boltzmann equations.
The power can be determined as:
Making the relationship for two states we have to
Since the final power is 8 times the initial power then
Substituting,
The temperature increase would then be subject to
The correct option is D, about 68%