Multiple Choice
If the recessional speed of a galaxy is a significant fraction of the speed of light, each of the following expressions will be valid EXCEPT ONE. Which one is ONLY valid when the velocity is much less than the speed of light?
A) z = Δλ / λ0
B) v = H0 d
C) H0 = 73 (km/sec) /Mpc
D) z = v/c
Correct Answer:
Verified
Correct Answer:
Verified
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