1. Blackbody A is at a temperature of 3000 K and B is at 6000 K. What can you say about the wavelength at which they radiate the maximum intensity:

(a) λ λ max, max, A B =12

,

(b) λmax,A =2λmax,B,

(c) λmax,A =λmax,B, or

(d) can’t tell from the data?