physics
posted by Ivan .
An unclothed student is in 24
◦
C room.
If the skin temperature of the student is
37
◦
C, how much heat is lost from his body
in 6 min, assuming that the emissivity of the
skin is 0.83 and the surface area of the student
is 1.5 m2
. The StephanBoltzmann constant
is 5.6696 × 10
−8 W/m2
· K
4
.
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