Two bodies A and B have emissivities 0.5 and 0.8 respec .At some tempt the two bodies have emissive powers at these tempt.

Asked by m.nilu | 8th Dec, 2018, 01:49: PM

Expert Answer:

To find exact value of of emissive power you need to have temperature of the surface and surface area of body.
Since emissive power is directly propotional to emissivity
So Pa/Pb=0.5/0.8

Answered by Ankit K | 9th Dec, 2018, 12:45: PM