Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics
Problem
A sphere of emissivity
0.80
0.80
0.80
has radius
0.50
m
0.50 \text{ m}
0.50
m
and temperature
27
∘
C
27 \text{ }^\circ\text{C}
27
∘
C
. The temperature of the surroundings is
57
∘
C
57 \text{ }^\circ\text{C}
57
∘
C
. At what rate does the body emit radiation and at what rate does it absorb radiation?
Browse the problem library