Author Question: According to Wien's displacement law, if the absolute temperature of a radiating blackbody is ... (Read 22 times)

09madisonrousseau09 · **on:** Jul 28, 2018

According to Wien's displacement law, if the absolute temperature of a radiating blackbody is doubled, then the peak wavelength emitted will change by what factor?
a. 4
c. 1
b. 2
d. 1/2

Question 2

If a quantum of radiation has an energy of 3.0 keV, what is its wavelength? (h = 6.63 10-34 Js, 1 eV = 1.60 10-19 J, c = 3.00 108 m/s, and 1 nm = 10-9 m)
a. 0.62 nm
c. 0.41 nm
b. 0.32 nm
d. 1.02 nm