At What Redshift Would a Quasar's Emission Line Emitted at 121.6

question 74

Multiple Choice

At what redshift would a quasar's emission line emitted at 121.6 nm show up at the "normal" wavelength of 486.1 nm of the Balmer H $\alpha$ line?

• A) 1
• B) 2
• C) 3
• D) 5
• E) 7

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