A Certain Spectral Line of Rest Wavelength L_rest (i

Multiple Choice

A certain spectral line of rest wavelength l_rest (i.e., laboratory value) is shifted by 100 nm in a quasar.A second line from the same quasar with a rest wavelength half the (rest) value of the first one would be shifted by

A) 200 nm.
B) 100 nm.
C) 500 nm.
D) 50 nm.
E) 1000 nm.