Two stars P and Q show maxima in their emission spectra at and respectively

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

Problem

Two stars P and Q show maxima in their emission spectra at

450\,\text{nm}

and

600\,\text{nm}

respectively. Treating both as perfect blackbodies, which one of the following statements is correct? (a)

P

is cooler than

Q

and radiates less power per unit area than

Q

.},{ (b)

P

is hotter than

Q

but radiates less power per unit area than

Q

.},{ (c)

P

is hotter than

Q

and radiates more power per unit area than

Q

.},{ (d)

P

is cooler than

Q

but radiates more power per unit area than

Q

.}],