PHYSICS · Single correct · AP · Physics 2: Algebra-based · Modern Physics · Modern Physics
Problem
The temperature of a tungsten filament rises by 10%, changing from T to 1.1T. Approximately what is the percentage increase in the radiant power per unit area emitted by the filament?
(a) 40\%
(b) 46\%
(c) 21\%
(d) 33\%