A distant star shows a peak intensity at a wavelength of in its spectrum

PHYSICS · Single correct · CBSE · Physics · Thermal Properties of Matter · Thermal Properties of Matter

Problem

A distant star shows a peak intensity at a wavelength of

450\,\text{nm}

in its spectrum. Calculate its approximate surface temperature. (a)

4.4\times 10^{3}\,\text{K}

(b)

8.9\times 10^{3}\,\text{K}

(c)

6.4\times 10^{3}\,\text{K}

(d)

3.2\times 10^{3}\,\text{K}