Star X has a peak-emission wavelength of 300 nm

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

Problem

Star X has a peak-emission wavelength of 300 nm, while Star Y peaks at 600 nm. What is the ratio

T_X/T_Y

of their surface temperatures? (a)

\sqrt{2}

(b)

\dfrac{1}{2}

(c)

2

(d)

4