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The Hydrogen Balmer Line H γ\gamma Has a Wavelength of 434

Question 70

Multiple Choice

The hydrogen Balmer line H γ\gamma has a wavelength of 434.0 nm in the laboratory. It is observed in a quasar at 651.0 nm. In terms of the speed of light, c, what is the recessional velocity of this quasar?


A) 217.0c
B) 2c
C) 1.5c
D) 0.67c
E) 0.5c

Correct Answer:

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