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CBSE Class 11-science Answered

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 | 08 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 | 09 Dec, 2018, 12:45: PM
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