Question

Two spheres A and B having radii 3 cm and 5 cm
respectively are coated with carbon black on their
outer surface. The wavelengths of maximum
intensity of emission of radiation are 300 nm and
500 nm respectively. The respective powers radiated
by them are in the ratio of
​

Answer 1

Answer:

3:5

Explanation:

maths is easy bro even you can try it

Answer 2

Answer:

The answer for this questionis (5/3)²