Visit http://ilectureonline.com for more math and science lectures!

To donate:
http://www.ilectureonline.com/donate
https://www.patreon.com/user?u=3236071

Given: 2 spherical stars A and B emit blackbody radiation. The radius of A is 400 times the radius of B and A emits 10^4 times the power of B. The ratio lambda(A)/lambda(B)=N.
Find N=? (N can be any number between 1 and 9, inclusively.)

Next video in this series can be seen at:
https://youtu.be/YHsdN4HPcFQ