A black, perfectly absorbing plate is heated so that its absolute temperature doubles…

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Modern Physics · Modern Physics

Problem

A black, perfectly absorbing plate is heated so that its absolute temperature doubles from an initial value

T

2T

. By what factor does the power it emits per unit area change? (a)

32

(b)

16

(c)

4

(d)

8