If two objects are the same size but one object is 3 times hotter than the other object,the hotter object emits
A)3 times more energy.
B)9 times more energy.
C)12 times more energy.
D)81 times more energy.
E)none of the above

Question

Quizplus · Accepted Answer

According to the Stefan-Boltzmann Law, the energy emitted by an object is proportional to the fourth power of its temperature. If one object is 3 times hotter, it emits 3^4 = 81 times more energy.

If Two Objects Are the Same Size but One Object