Plate X is an ideal blackbody maintained at

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

Problem

600\,\text{K}

. Plate Y of the same area has emissivity 0.50 and is kept at

800\,\text{K}

. Which of the following correctly compares their power emitted per unit area

(R)

? (a)

R_X = R_Y

(b)

R_X > R_Y

(c)

R_X < R_Y

(d) Comparison requires knowledge of wavelength